31197660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:132

約数の個数: 192

約数和(自身を含む): 102961152

約数和(自身を除く): 71763492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 37, 39, 46, 47, 52, 60, 65, 69, 74, 78, 92, 94, 111, 115, 130, 138, 141, 148, 156, 185, 188, 195, 222, 230, 235, 260, 276, 282, 299, 345, 370, 390, 444, 460, 470, 481, 555, 564, 598, 611, 690, 705, 740, 780, 851, 897, 940, 962, 1081, 1110, 1196, 1222, 1380, 1410, 1443, 1495, 1702, 1739, 1794, 1833, 1924, 2162, 2220, 2405, 2444, 2553, 2820, 2886, 2990, 3055, 3243, 3404, 3478, 3588, 3666, 4255, 4324, 4485, 4810, 5106, 5217, 5405, 5772, 5980, 6110, 6486, 6956, 7215, 7332, 8510, 8695, 8970, 9165, 9620, 10212, 10434, 10810, 11063, 12220, 12765, 12972, 14053, 14430, 16215, 17020, 17390, 17940, 18330, 20868, 21620, 22126, 22607, 25530, 26085, 28106, 28860, 32430, 33189, 34780, 36660, 39997, 42159, 44252, 45214, 51060, 52170, 55315, 56212, 64860, 66378, 67821, 70265, 79994, 84318, 90428, 104340, 110630, 113035, 119991, 132756, 135642, 140530, 159988, 165945, 168636, 199985, 210795, 221260, 226070, 239982, 271284, 281060, 331890, 339105, 399970, 421590, 452140, 479964, 519961, 599955, 663780, 678210, 799940, 843180, 1039922, 1199910, 1356420, 1559883, 2079844, 2399820, 2599805, 3119766, 5199610, 6239532, 7799415, 10399220, 15598830, 31197660]

約数ペア:

[(1, 31197660), (2, 15598830), (3, 10399220), (4, 7799415), (5, 6239532), (6, 5199610), (10, 3119766), (12, 2599805), (13, 2399820), (15, 2079844), (20, 1559883), (23, 1356420), (26, 1199910), (30, 1039922), (37, 843180), (39, 799940), (46, 678210), (47, 663780), (52, 599955), (60, 519961), (65, 479964), (69, 452140), (74, 421590), (78, 399970), (92, 339105), (94, 331890), (111, 281060), (115, 271284), (130, 239982), (138, 226070), (141, 221260), (148, 210795), (156, 199985), (185, 168636), (188, 165945), (195, 159988), (222, 140530), (230, 135642), (235, 132756), (260, 119991), (276, 113035), (282, 110630), (299, 104340), (345, 90428), (370, 84318), (390, 79994), (444, 70265), (460, 67821), (470, 66378), (481, 64860), (555, 56212), (564, 55315), (598, 52170), (611, 51060), (690, 45214), (705, 44252), (740, 42159), (780, 39997), (851, 36660), (897, 34780), (940, 33189), (962, 32430), (1081, 28860), (1110, 28106), (1196, 26085), (1222, 25530), (1380, 22607), (1410, 22126), (1443, 21620), (1495, 20868), (1702, 18330), (1739, 17940), (1794, 17390), (1833, 17020), (1924, 16215), (2162, 14430), (2220, 14053), (2405, 12972), (2444, 12765), (2553, 12220), (2820, 11063), (2886, 10810), (2990, 10434), (3055, 10212), (3243, 9620), (3404, 9165), (3478, 8970), (3588, 8695), (3666, 8510), (4255, 7332), (4324, 7215), (4485, 6956), (4810, 6486), (5106, 6110), (5217, 5980), (5405, 5772)]