68364135

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{991}}^1$

素因数の和:1085

約数の個数: 64

約数和(自身を含む): 140943360

約数和(自身を除く): 72579225

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 73, 105, 135, 189, 219, 315, 365, 511, 657, 945, 991, 1095, 1533, 1971, 2555, 2973, 3285, 4599, 4955, 6937, 7665, 8919, 9855, 13797, 14865, 20811, 22995, 26757, 34685, 44595, 62433, 68985, 72343, 104055, 133785, 187299, 217029, 312165, 361715, 506401, 651087, 936495, 1085145, 1519203, 1953261, 2532005, 3255435, 4557609, 7596015, 9766305, 13672827, 22788045, 68364135]

約数ペア:

[(1, 68364135), (3, 22788045), (5, 13672827), (7, 9766305), (9, 7596015), (15, 4557609), (21, 3255435), (27, 2532005), (35, 1953261), (45, 1519203), (63, 1085145), (73, 936495), (105, 651087), (135, 506401), (189, 361715), (219, 312165), (315, 217029), (365, 187299), (511, 133785), (657, 104055), (945, 72343), (991, 68985), (1095, 62433), (1533, 44595), (1971, 34685), (2555, 26757), (2973, 22995), (3285, 20811), (4599, 14865), (4955, 13797), (6937, 9855), (7665, 8919)]