201770490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{1531}}^1$

素因数の和:1755

約数の個数: 64

約数和(自身を含む): 508280832

約数和(自身を除く): 306510342

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 191, 230, 345, 382, 573, 690, 955, 1146, 1531, 1910, 2865, 3062, 4393, 4593, 5730, 7655, 8786, 9186, 13179, 15310, 21965, 22965, 26358, 35213, 43930, 45930, 65895, 70426, 105639, 131790, 176065, 211278, 292421, 352130, 528195, 584842, 877263, 1056390, 1462105, 1754526, 2924210, 4386315, 6725683, 8772630, 13451366, 20177049, 33628415, 40354098, 67256830, 100885245, 201770490]

約数ペア:

[(1, 201770490), (2, 100885245), (3, 67256830), (5, 40354098), (6, 33628415), (10, 20177049), (15, 13451366), (23, 8772630), (30, 6725683), (46, 4386315), (69, 2924210), (115, 1754526), (138, 1462105), (191, 1056390), (230, 877263), (345, 584842), (382, 528195), (573, 352130), (690, 292421), (955, 211278), (1146, 176065), (1531, 131790), (1910, 105639), (2865, 70426), (3062, 65895), (4393, 45930), (4593, 43930), (5730, 35213), (7655, 26358), (8786, 22965), (9186, 21965), (13179, 15310)]