255740760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:164

約数の個数: 384

約数和(自身を含む): 995904000

約数和(自身を除く): 740163240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 24, 27, 30, 33, 36, 38, 40, 44, 45, 54, 55, 57, 60, 66, 72, 76, 88, 90, 95, 99, 103, 108, 110, 114, 120, 121, 132, 135, 152, 165, 171, 180, 190, 198, 206, 209, 216, 220, 228, 242, 264, 270, 285, 297, 309, 330, 342, 360, 363, 380, 396, 412, 418, 440, 456, 484, 495, 513, 515, 540, 570, 594, 605, 618, 627, 660, 684, 726, 760, 792, 824, 836, 855, 927, 968, 990, 1026, 1030, 1045, 1080, 1089, 1133, 1140, 1188, 1210, 1236, 1254, 1320, 1368, 1452, 1485, 1545, 1672, 1710, 1815, 1854, 1881, 1957, 1980, 2052, 2060, 2090, 2178, 2266, 2280, 2299, 2376, 2420, 2472, 2508, 2565, 2781, 2904, 2970, 3090, 3135, 3267, 3399, 3420, 3630, 3708, 3762, 3914, 3960, 4104, 4120, 4180, 4356, 4532, 4598, 4635, 4840, 5016, 5130, 5445, 5562, 5643, 5665, 5871, 5940, 6180, 6270, 6534, 6798, 6840, 6897, 7260, 7416, 7524, 7828, 8360, 8712, 9064, 9196, 9270, 9405, 9785, 10197, 10260, 10890, 11124, 11286, 11330, 11495, 11742, 11880, 12360, 12463, 12540, 13068, 13596, 13794, 13905, 14520, 15048, 15656, 16335, 16995, 17613, 18392, 18540, 18810, 19570, 20394, 20520, 20691, 21527, 21780, 22248, 22572, 22660, 22990, 23484, 24926, 25080, 26136, 27192, 27588, 27810, 28215, 29355, 30591, 32670, 33990, 34485, 35226, 37080, 37389, 37620, 39140, 40788, 41382, 43054, 43560, 45144, 45320, 45980, 46968, 49852, 50985, 52839, 55176, 55620, 56430, 58710, 61182, 62073, 62315, 64581, 65340, 67980, 68970, 70452, 74778, 75240, 78280, 81576, 82764, 86108, 88065, 91960, 99704, 101970, 103455, 105678, 107635, 111240, 112167, 112860, 117420, 122364, 124146, 124630, 129162, 130680, 135960, 137940, 140904, 149556, 152955, 165528, 172216, 176130, 186945, 193743, 203940, 206910, 211356, 215270, 224334, 225720, 234840, 236797, 244728, 248292, 249260, 258324, 264195, 275880, 299112, 305910, 310365, 322905, 336501, 352260, 373890, 387486, 407880, 413820, 422712, 430540, 448668, 473594, 496584, 498520, 516648, 528390, 560835, 581229, 611820, 620730, 645810, 673002, 704520, 710391, 747780, 774972, 827640, 861080, 897336, 947188, 968715, 1056780, 1121670, 1162458, 1183985, 1223640, 1241460, 1291620, 1346004, 1420782, 1495560, 1549944, 1682505, 1894376, 1937430, 2113560, 2131173, 2243340, 2324916, 2367970, 2482920, 2583240, 2692008, 2841564, 2906145, 3365010, 3551955, 3874860, 4262346, 4486680, 4649832, 4735940, 5683128, 5812290, 6393519, 6730020, 7103910, 7749720, 8524692, 9471880, 10655865, 11624580, 12787038, 13460040, 14207820, 17049384, 21311730, 23249160, 25574076, 28415640, 31967595, 42623460, 51148152, 63935190, 85246920, 127870380, 255740760]

約数ペア:

[(1, 255740760), (2, 127870380), (3, 85246920), (4, 63935190), (5, 51148152), (6, 42623460), (8, 31967595), (9, 28415640), (10, 25574076), (11, 23249160), (12, 21311730), (15, 17049384), (18, 14207820), (19, 13460040), (20, 12787038), (22, 11624580), (24, 10655865), (27, 9471880), (30, 8524692), (33, 7749720), (36, 7103910), (38, 6730020), (40, 6393519), (44, 5812290), (45, 5683128), (54, 4735940), (55, 4649832), (57, 4486680), (60, 4262346), (66, 3874860), (72, 3551955), (76, 3365010), (88, 2906145), (90, 2841564), (95, 2692008), (99, 2583240), (103, 2482920), (108, 2367970), (110, 2324916), (114, 2243340), (120, 2131173), (121, 2113560), (132, 1937430), (135, 1894376), (152, 1682505), (165, 1549944), (171, 1495560), (180, 1420782), (190, 1346004), (198, 1291620), (206, 1241460), (209, 1223640), (216, 1183985), (220, 1162458), (228, 1121670), (242, 1056780), (264, 968715), (270, 947188), (285, 897336), (297, 861080), (309, 827640), (330, 774972), (342, 747780), (360, 710391), (363, 704520), (380, 673002), (396, 645810), (412, 620730), (418, 611820), (440, 581229), (456, 560835), (484, 528390), (495, 516648), (513, 498520), (515, 496584), (540, 473594), (570, 448668), (594, 430540), (605, 422712), (618, 413820), (627, 407880), (660, 387486), (684, 373890), (726, 352260), (760, 336501), (792, 322905), (824, 310365), (836, 305910), (855, 299112), (927, 275880), (968, 264195), (990, 258324), (1026, 249260), (1030, 248292), (1045, 244728), (1080, 236797), (1089, 234840), (1133, 225720), (1140, 224334), (1188, 215270), (1210, 211356), (1236, 206910), (1254, 203940), (1320, 193743), (1368, 186945), (1452, 176130), (1485, 172216), (1545, 165528), (1672, 152955), (1710, 149556), (1815, 140904), (1854, 137940), (1881, 135960), (1957, 130680), (1980, 129162), (2052, 124630), (2060, 124146), (2090, 122364), (2178, 117420), (2266, 112860), (2280, 112167), (2299, 111240), (2376, 107635), (2420, 105678), (2472, 103455), (2508, 101970), (2565, 99704), (2781, 91960), (2904, 88065), (2970, 86108), (3090, 82764), (3135, 81576), (3267, 78280), (3399, 75240), (3420, 74778), (3630, 70452), (3708, 68970), (3762, 67980), (3914, 65340), (3960, 64581), (4104, 62315), (4120, 62073), (4180, 61182), (4356, 58710), (4532, 56430), (4598, 55620), (4635, 55176), (4840, 52839), (5016, 50985), (5130, 49852), (5445, 46968), (5562, 45980), (5643, 45320), (5665, 45144), (5871, 43560), (5940, 43054), (6180, 41382), (6270, 40788), (6534, 39140), (6798, 37620), (6840, 37389), (6897, 37080), (7260, 35226), (7416, 34485), (7524, 33990), (7828, 32670), (8360, 30591), (8712, 29355), (9064, 28215), (9196, 27810), (9270, 27588), (9405, 27192), (9785, 26136), (10197, 25080), (10260, 24926), (10890, 23484), (11124, 22990), (11286, 22660), (11330, 22572), (11495, 22248), (11742, 21780), (11880, 21527), (12360, 20691), (12463, 20520), (12540, 20394), (13068, 19570), (13596, 18810), (13794, 18540), (13905, 18392), (14520, 17613), (15048, 16995), (15656, 16335)]