1947751520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:230

約数の個数: 288

約数和(自身を含む): 5574381120

約数和(自身を除く): 3626629600

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 71, 80, 88, 104, 109, 110, 121, 130, 142, 143, 160, 176, 208, 218, 220, 242, 260, 284, 286, 352, 355, 416, 436, 440, 484, 520, 545, 568, 572, 605, 710, 715, 781, 872, 880, 923, 968, 1040, 1090, 1136, 1144, 1199, 1210, 1417, 1420, 1430, 1562, 1573, 1744, 1760, 1846, 1936, 2080, 2180, 2272, 2288, 2398, 2420, 2834, 2840, 2860, 3124, 3146, 3488, 3692, 3872, 3905, 4360, 4576, 4615, 4796, 4840, 5668, 5680, 5720, 5995, 6248, 6292, 7085, 7384, 7739, 7810, 7865, 8591, 8720, 9230, 9592, 9680, 10153, 11336, 11360, 11440, 11990, 12496, 12584, 13189, 14170, 14768, 15478, 15587, 15620, 15730, 17182, 17440, 18460, 19184, 19360, 20306, 22672, 22880, 23980, 24992, 25168, 26378, 28340, 29536, 30956, 31174, 31240, 31460, 34364, 36920, 38368, 38695, 40612, 42955, 45344, 47960, 50336, 50765, 52756, 56680, 61912, 62348, 62480, 62920, 65945, 68728, 73840, 77390, 77935, 81224, 85129, 85910, 95920, 100607, 101530, 105512, 111683, 113360, 123824, 124696, 124960, 125840, 131890, 137456, 147680, 154780, 155870, 162448, 170258, 171457, 171820, 191840, 201214, 203060, 211024, 223366, 226720, 247648, 249392, 251680, 263780, 274912, 309560, 311740, 324896, 340516, 342914, 343640, 402428, 406120, 422048, 425645, 446732, 498784, 503035, 527560, 558415, 619120, 623480, 681032, 685828, 687280, 804856, 812240, 851290, 857285, 893464, 936419, 1006070, 1055120, 1106677, 1116830, 1238240, 1246960, 1362064, 1371656, 1374560, 1609712, 1624480, 1702580, 1714570, 1786928, 1872838, 2012140, 2110240, 2213354, 2233660, 2493920, 2724128, 2743312, 3219424, 3405160, 3429140, 3573856, 3745676, 4024280, 4426708, 4467320, 4682095, 5486624, 5533385, 6810320, 6858280, 7491352, 8048560, 8853416, 8934640, 9364190, 11066770, 12173447, 13620640, 13716560, 14982704, 16097120, 17706832, 17869280, 18728380, 22133540, 24346894, 27433120, 29965408, 35413664, 37456760, 44267080, 48693788, 60867235, 74913520, 88534160, 97387576, 121734470, 149827040, 177068320, 194775152, 243468940, 389550304, 486937880, 973875760, 1947751520]

約数ペア:

[(1, 1947751520), (2, 973875760), (4, 486937880), (5, 389550304), (8, 243468940), (10, 194775152), (11, 177068320), (13, 149827040), (16, 121734470), (20, 97387576), (22, 88534160), (26, 74913520), (32, 60867235), (40, 48693788), (44, 44267080), (52, 37456760), (55, 35413664), (65, 29965408), (71, 27433120), (80, 24346894), (88, 22133540), (104, 18728380), (109, 17869280), (110, 17706832), (121, 16097120), (130, 14982704), (142, 13716560), (143, 13620640), (160, 12173447), (176, 11066770), (208, 9364190), (218, 8934640), (220, 8853416), (242, 8048560), (260, 7491352), (284, 6858280), (286, 6810320), (352, 5533385), (355, 5486624), (416, 4682095), (436, 4467320), (440, 4426708), (484, 4024280), (520, 3745676), (545, 3573856), (568, 3429140), (572, 3405160), (605, 3219424), (710, 2743312), (715, 2724128), (781, 2493920), (872, 2233660), (880, 2213354), (923, 2110240), (968, 2012140), (1040, 1872838), (1090, 1786928), (1136, 1714570), (1144, 1702580), (1199, 1624480), (1210, 1609712), (1417, 1374560), (1420, 1371656), (1430, 1362064), (1562, 1246960), (1573, 1238240), (1744, 1116830), (1760, 1106677), (1846, 1055120), (1936, 1006070), (2080, 936419), (2180, 893464), (2272, 857285), (2288, 851290), (2398, 812240), (2420, 804856), (2834, 687280), (2840, 685828), (2860, 681032), (3124, 623480), (3146, 619120), (3488, 558415), (3692, 527560), (3872, 503035), (3905, 498784), (4360, 446732), (4576, 425645), (4615, 422048), (4796, 406120), (4840, 402428), (5668, 343640), (5680, 342914), (5720, 340516), (5995, 324896), (6248, 311740), (6292, 309560), (7085, 274912), (7384, 263780), (7739, 251680), (7810, 249392), (7865, 247648), (8591, 226720), (8720, 223366), (9230, 211024), (9592, 203060), (9680, 201214), (10153, 191840), (11336, 171820), (11360, 171457), (11440, 170258), (11990, 162448), (12496, 155870), (12584, 154780), (13189, 147680), (14170, 137456), (14768, 131890), (15478, 125840), (15587, 124960), (15620, 124696), (15730, 123824), (17182, 113360), (17440, 111683), (18460, 105512), (19184, 101530), (19360, 100607), (20306, 95920), (22672, 85910), (22880, 85129), (23980, 81224), (24992, 77935), (25168, 77390), (26378, 73840), (28340, 68728), (29536, 65945), (30956, 62920), (31174, 62480), (31240, 62348), (31460, 61912), (34364, 56680), (36920, 52756), (38368, 50765), (38695, 50336), (40612, 47960), (42955, 45344)]