67654440

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:206

約数の個数: 320

約数和(自身を含む): 275299200

約数和(自身を除く): 207644760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 81, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 157, 162, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 314, 315, 324, 342, 360, 378, 380, 399, 405, 420, 456, 471, 504, 513, 532, 540, 567, 570, 628, 630, 648, 665, 684, 756, 760, 785, 798, 810, 840, 855, 942, 945, 1026, 1064, 1080, 1099, 1134, 1140, 1197, 1256, 1260, 1330, 1368, 1413, 1512, 1539, 1570, 1596, 1620, 1710, 1884, 1890, 1995, 2052, 2198, 2268, 2280, 2355, 2394, 2520, 2565, 2660, 2826, 2835, 2983, 3078, 3140, 3192, 3240, 3297, 3420, 3591, 3768, 3780, 3990, 4104, 4239, 4396, 4536, 4710, 4788, 5130, 5320, 5495, 5652, 5670, 5966, 5985, 6156, 6280, 6594, 6840, 7065, 7182, 7560, 7695, 7980, 8478, 8792, 8949, 9420, 9576, 9891, 10260, 10773, 10990, 11304, 11340, 11932, 11970, 12312, 12717, 13188, 14130, 14364, 14915, 15390, 15960, 16485, 16956, 17898, 17955, 18840, 19782, 20520, 20881, 21195, 21546, 21980, 22680, 23864, 23940, 25434, 26376, 26847, 28260, 28728, 29673, 29830, 30780, 32970, 33912, 35796, 35910, 39564, 41762, 42390, 43092, 43960, 44745, 47880, 49455, 50868, 53694, 53865, 56520, 59346, 59660, 61560, 62643, 63585, 65940, 71592, 71820, 79128, 80541, 83524, 84780, 86184, 89019, 89490, 98910, 101736, 104405, 107388, 107730, 118692, 119320, 125286, 127170, 131880, 134235, 143640, 148365, 161082, 167048, 169560, 178038, 178980, 187929, 197820, 208810, 214776, 215460, 237384, 241623, 250572, 254340, 268470, 296730, 313215, 322164, 356076, 357960, 375858, 395640, 402705, 417620, 430920, 445095, 483246, 501144, 508680, 536940, 563787, 593460, 626430, 644328, 712152, 751716, 805410, 835240, 890190, 939645, 966492, 1073880, 1127574, 1186920, 1208115, 1252860, 1503432, 1610820, 1691361, 1780380, 1879290, 1932984, 2255148, 2416230, 2505720, 2818935, 3221640, 3382722, 3560760, 3758580, 4510296, 4832460, 5637870, 6765444, 7517160, 8456805, 9664920, 11275740, 13530888, 16913610, 22551480, 33827220, 67654440]

約数ペア:

[(1, 67654440), (2, 33827220), (3, 22551480), (4, 16913610), (5, 13530888), (6, 11275740), (7, 9664920), (8, 8456805), (9, 7517160), (10, 6765444), (12, 5637870), (14, 4832460), (15, 4510296), (18, 3758580), (19, 3560760), (20, 3382722), (21, 3221640), (24, 2818935), (27, 2505720), (28, 2416230), (30, 2255148), (35, 1932984), (36, 1879290), (38, 1780380), (40, 1691361), (42, 1610820), (45, 1503432), (54, 1252860), (56, 1208115), (57, 1186920), (60, 1127574), (63, 1073880), (70, 966492), (72, 939645), (76, 890190), (81, 835240), (84, 805410), (90, 751716), (95, 712152), (105, 644328), (108, 626430), (114, 593460), (120, 563787), (126, 536940), (133, 508680), (135, 501144), (140, 483246), (152, 445095), (157, 430920), (162, 417620), (168, 402705), (171, 395640), (180, 375858), (189, 357960), (190, 356076), (210, 322164), (216, 313215), (228, 296730), (252, 268470), (266, 254340), (270, 250572), (280, 241623), (285, 237384), (314, 215460), (315, 214776), (324, 208810), (342, 197820), (360, 187929), (378, 178980), (380, 178038), (399, 169560), (405, 167048), (420, 161082), (456, 148365), (471, 143640), (504, 134235), (513, 131880), (532, 127170), (540, 125286), (567, 119320), (570, 118692), (628, 107730), (630, 107388), (648, 104405), (665, 101736), (684, 98910), (756, 89490), (760, 89019), (785, 86184), (798, 84780), (810, 83524), (840, 80541), (855, 79128), (942, 71820), (945, 71592), (1026, 65940), (1064, 63585), (1080, 62643), (1099, 61560), (1134, 59660), (1140, 59346), (1197, 56520), (1256, 53865), (1260, 53694), (1330, 50868), (1368, 49455), (1413, 47880), (1512, 44745), (1539, 43960), (1570, 43092), (1596, 42390), (1620, 41762), (1710, 39564), (1884, 35910), (1890, 35796), (1995, 33912), (2052, 32970), (2198, 30780), (2268, 29830), (2280, 29673), (2355, 28728), (2394, 28260), (2520, 26847), (2565, 26376), (2660, 25434), (2826, 23940), (2835, 23864), (2983, 22680), (3078, 21980), (3140, 21546), (3192, 21195), (3240, 20881), (3297, 20520), (3420, 19782), (3591, 18840), (3768, 17955), (3780, 17898), (3990, 16956), (4104, 16485), (4239, 15960), (4396, 15390), (4536, 14915), (4710, 14364), (4788, 14130), (5130, 13188), (5320, 12717), (5495, 12312), (5652, 11970), (5670, 11932), (5966, 11340), (5985, 11304), (6156, 10990), (6280, 10773), (6594, 10260), (6840, 9891), (7065, 9576), (7182, 9420), (7560, 8949), (7695, 8792), (7980, 8478)]