72945684

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 223082496

約数和(自身を除く): 150136812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 71, 81, 84, 108, 126, 142, 151, 162, 189, 213, 243, 252, 284, 302, 324, 378, 426, 453, 486, 497, 567, 604, 639, 756, 852, 906, 972, 994, 1057, 1134, 1278, 1359, 1491, 1701, 1812, 1917, 1988, 2114, 2268, 2556, 2718, 2982, 3171, 3402, 3834, 4077, 4228, 4473, 5436, 5751, 5964, 6342, 6804, 7668, 8154, 8946, 9513, 10721, 11502, 12231, 12684, 13419, 16308, 17253, 17892, 19026, 21442, 23004, 24462, 26838, 28539, 32163, 34506, 36693, 38052, 40257, 42884, 48924, 53676, 57078, 64326, 69012, 73386, 75047, 80514, 85617, 96489, 114156, 120771, 128652, 146772, 150094, 161028, 171234, 192978, 225141, 241542, 256851, 289467, 300188, 342468, 385956, 450282, 483084, 513702, 578934, 675423, 868401, 900564, 1027404, 1157868, 1350846, 1736802, 2026269, 2605203, 2701692, 3473604, 4052538, 5210406, 6078807, 8105076, 10420812, 12157614, 18236421, 24315228, 36472842, 72945684]

約数ペア:

[(1, 72945684), (2, 36472842), (3, 24315228), (4, 18236421), (6, 12157614), (7, 10420812), (9, 8105076), (12, 6078807), (14, 5210406), (18, 4052538), (21, 3473604), (27, 2701692), (28, 2605203), (36, 2026269), (42, 1736802), (54, 1350846), (63, 1157868), (71, 1027404), (81, 900564), (84, 868401), (108, 675423), (126, 578934), (142, 513702), (151, 483084), (162, 450282), (189, 385956), (213, 342468), (243, 300188), (252, 289467), (284, 256851), (302, 241542), (324, 225141), (378, 192978), (426, 171234), (453, 161028), (486, 150094), (497, 146772), (567, 128652), (604, 120771), (639, 114156), (756, 96489), (852, 85617), (906, 80514), (972, 75047), (994, 73386), (1057, 69012), (1134, 64326), (1278, 57078), (1359, 53676), (1491, 48924), (1701, 42884), (1812, 40257), (1917, 38052), (1988, 36693), (2114, 34506), (2268, 32163), (2556, 28539), (2718, 26838), (2982, 24462), (3171, 23004), (3402, 21442), (3834, 19026), (4077, 17892), (4228, 17253), (4473, 16308), (5436, 13419), (5751, 12684), (5964, 12231), (6342, 11502), (6804, 10721), (7668, 9513), (8154, 8946)]