447755568

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:427

約数の個数: 160

約数和(自身を含む): 1306583040

約数和(自身を除く): 858827472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 79, 93, 104, 124, 156, 158, 186, 208, 237, 248, 293, 312, 316, 372, 403, 474, 496, 586, 624, 632, 744, 806, 879, 948, 1027, 1172, 1209, 1264, 1488, 1612, 1758, 1896, 2054, 2344, 2418, 2449, 3081, 3224, 3516, 3792, 3809, 4108, 4688, 4836, 4898, 6162, 6448, 7032, 7347, 7618, 8216, 9083, 9672, 9796, 11427, 12324, 14064, 14694, 15236, 16432, 18166, 19344, 19592, 22854, 23147, 24648, 27249, 29388, 30472, 31837, 36332, 39184, 45708, 46294, 49296, 54498, 58776, 60944, 63674, 69441, 72664, 91416, 92588, 95511, 108996, 117552, 118079, 127348, 138882, 145328, 182832, 185176, 191022, 217992, 236158, 254696, 277764, 300911, 354237, 370352, 382044, 435984, 472316, 509392, 555528, 601822, 708474, 717557, 764088, 902733, 944632, 1111056, 1203644, 1416948, 1435114, 1528176, 1805466, 1889264, 2152671, 2407288, 2833896, 2870228, 3610932, 4305342, 4814576, 5667792, 5740456, 7221864, 8610684, 9328241, 11480912, 14443728, 17221368, 18656482, 27984723, 34442736, 37312964, 55969446, 74625928, 111938892, 149251856, 223877784, 447755568]

約数ペア:

[(1, 447755568), (2, 223877784), (3, 149251856), (4, 111938892), (6, 74625928), (8, 55969446), (12, 37312964), (13, 34442736), (16, 27984723), (24, 18656482), (26, 17221368), (31, 14443728), (39, 11480912), (48, 9328241), (52, 8610684), (62, 7221864), (78, 5740456), (79, 5667792), (93, 4814576), (104, 4305342), (124, 3610932), (156, 2870228), (158, 2833896), (186, 2407288), (208, 2152671), (237, 1889264), (248, 1805466), (293, 1528176), (312, 1435114), (316, 1416948), (372, 1203644), (403, 1111056), (474, 944632), (496, 902733), (586, 764088), (624, 717557), (632, 708474), (744, 601822), (806, 555528), (879, 509392), (948, 472316), (1027, 435984), (1172, 382044), (1209, 370352), (1264, 354237), (1488, 300911), (1612, 277764), (1758, 254696), (1896, 236158), (2054, 217992), (2344, 191022), (2418, 185176), (2449, 182832), (3081, 145328), (3224, 138882), (3516, 127348), (3792, 118079), (3809, 117552), (4108, 108996), (4688, 95511), (4836, 92588), (4898, 91416), (6162, 72664), (6448, 69441), (7032, 63674), (7347, 60944), (7618, 58776), (8216, 54498), (9083, 49296), (9672, 46294), (9796, 45708), (11427, 39184), (12324, 36332), (14064, 31837), (14694, 30472), (15236, 29388), (16432, 27249), (18166, 24648), (19344, 23147), (19592, 22854)]