127183420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 341863200

約数和(自身を除く): 214679780

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 67, 70, 91, 98, 130, 134, 140, 149, 182, 196, 245, 260, 268, 298, 335, 364, 455, 469, 490, 596, 637, 670, 745, 871, 910, 938, 980, 1043, 1274, 1340, 1490, 1742, 1820, 1876, 1937, 2086, 2345, 2548, 2980, 3185, 3283, 3484, 3874, 4172, 4355, 4690, 5215, 6097, 6370, 6566, 7301, 7748, 8710, 9380, 9685, 9983, 10430, 12194, 12740, 13132, 13559, 14602, 16415, 17420, 19370, 19966, 20860, 24388, 27118, 29204, 30485, 32830, 36505, 38740, 39932, 42679, 49915, 54236, 60970, 65660, 67795, 69881, 73010, 85358, 94913, 99830, 121940, 129779, 135590, 139762, 146020, 170716, 189826, 199660, 213395, 259558, 271180, 279524, 349405, 379652, 426790, 474565, 489167, 519116, 648895, 698810, 853580, 908453, 949130, 978334, 1297790, 1397620, 1816906, 1898260, 1956668, 2445835, 2595580, 3633812, 4542265, 4891670, 6359171, 9084530, 9783340, 12718342, 18169060, 25436684, 31795855, 63591710, 127183420]

約数ペア:

[(1, 127183420), (2, 63591710), (4, 31795855), (5, 25436684), (7, 18169060), (10, 12718342), (13, 9783340), (14, 9084530), (20, 6359171), (26, 4891670), (28, 4542265), (35, 3633812), (49, 2595580), (52, 2445835), (65, 1956668), (67, 1898260), (70, 1816906), (91, 1397620), (98, 1297790), (130, 978334), (134, 949130), (140, 908453), (149, 853580), (182, 698810), (196, 648895), (245, 519116), (260, 489167), (268, 474565), (298, 426790), (335, 379652), (364, 349405), (455, 279524), (469, 271180), (490, 259558), (596, 213395), (637, 199660), (670, 189826), (745, 170716), (871, 146020), (910, 139762), (938, 135590), (980, 129779), (1043, 121940), (1274, 99830), (1340, 94913), (1490, 85358), (1742, 73010), (1820, 69881), (1876, 67795), (1937, 65660), (2086, 60970), (2345, 54236), (2548, 49915), (2980, 42679), (3185, 39932), (3283, 38740), (3484, 36505), (3874, 32830), (4172, 30485), (4355, 29204), (4690, 27118), (5215, 24388), (6097, 20860), (6370, 19966), (6566, 19370), (7301, 17420), (7748, 16415), (8710, 14602), (9380, 13559), (9685, 13132), (9983, 12740), (10430, 12194)]