2155993848

素因数分解:

$2^3\times 3^4\times {\mathrm{37}}^1\times {\mathrm{89923}}^1$

素因数の和:89978

約数の個数: 80

約数和(自身を含む): 6202058280

約数和(自身を除く): 4046064432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 81, 108, 111, 148, 162, 216, 222, 296, 324, 333, 444, 648, 666, 888, 999, 1332, 1998, 2664, 2997, 3996, 5994, 7992, 11988, 23976, 89923, 179846, 269769, 359692, 539538, 719384, 809307, 1079076, 1618614, 2158152, 2427921, 3237228, 3327151, 4855842, 6474456, 6654302, 7283763, 9711684, 9981453, 13308604, 14567526, 19423368, 19962906, 26617208, 29135052, 29944359, 39925812, 58270104, 59888718, 79851624, 89833077, 119777436, 179666154, 239554872, 269499231, 359332308, 538998462, 718664616, 1077996924, 2155993848]

約数ペア:

[(1, 2155993848), (2, 1077996924), (3, 718664616), (4, 538998462), (6, 359332308), (8, 269499231), (9, 239554872), (12, 179666154), (18, 119777436), (24, 89833077), (27, 79851624), (36, 59888718), (37, 58270104), (54, 39925812), (72, 29944359), (74, 29135052), (81, 26617208), (108, 19962906), (111, 19423368), (148, 14567526), (162, 13308604), (216, 9981453), (222, 9711684), (296, 7283763), (324, 6654302), (333, 6474456), (444, 4855842), (648, 3327151), (666, 3237228), (888, 2427921), (999, 2158152), (1332, 1618614), (1998, 1079076), (2664, 809307), (2997, 719384), (3996, 539538), (5994, 359692), (7992, 269769), (11988, 179846), (23976, 89923)]