77991228

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1453}}^1$

素因数の和:1544

約数の個数: 96

約数和(自身を含む): 234501120

約数和(自身を除く): 156509892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 71, 84, 108, 126, 142, 189, 213, 252, 284, 378, 426, 497, 639, 756, 852, 994, 1278, 1453, 1491, 1917, 1988, 2556, 2906, 2982, 3834, 4359, 4473, 5812, 5964, 7668, 8718, 8946, 10171, 13077, 13419, 17436, 17892, 20342, 26154, 26838, 30513, 39231, 40684, 52308, 53676, 61026, 78462, 91539, 103163, 122052, 156924, 183078, 206326, 274617, 309489, 366156, 412652, 549234, 618978, 722141, 928467, 1098468, 1237956, 1444282, 1856934, 2166423, 2785401, 2888564, 3713868, 4332846, 5570802, 6499269, 8665692, 11141604, 12998538, 19497807, 25997076, 38995614, 77991228]

約数ペア:

[(1, 77991228), (2, 38995614), (3, 25997076), (4, 19497807), (6, 12998538), (7, 11141604), (9, 8665692), (12, 6499269), (14, 5570802), (18, 4332846), (21, 3713868), (27, 2888564), (28, 2785401), (36, 2166423), (42, 1856934), (54, 1444282), (63, 1237956), (71, 1098468), (84, 928467), (108, 722141), (126, 618978), (142, 549234), (189, 412652), (213, 366156), (252, 309489), (284, 274617), (378, 206326), (426, 183078), (497, 156924), (639, 122052), (756, 103163), (852, 91539), (994, 78462), (1278, 61026), (1453, 53676), (1491, 52308), (1917, 40684), (1988, 39231), (2556, 30513), (2906, 26838), (2982, 26154), (3834, 20342), (4359, 17892), (4473, 17436), (5812, 13419), (5964, 13077), (7668, 10171), (8718, 8946)]