137784490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:447

約数の個数: 64

約数和(自身を含む): 277136640

約数和(自身を除く): 139352150

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 131, 170, 230, 262, 269, 391, 538, 655, 782, 1310, 1345, 1955, 2227, 2690, 3013, 3910, 4454, 4573, 6026, 6187, 9146, 11135, 12374, 15065, 22270, 22865, 30130, 30935, 35239, 45730, 51221, 61870, 70478, 102442, 105179, 176195, 210358, 256105, 352390, 512210, 525895, 599063, 810497, 1051790, 1198126, 1620994, 2995315, 4052485, 5990630, 8104970, 13778449, 27556898, 68892245, 137784490]

約数ペア:

[(1, 137784490), (2, 68892245), (5, 27556898), (10, 13778449), (17, 8104970), (23, 5990630), (34, 4052485), (46, 2995315), (85, 1620994), (115, 1198126), (131, 1051790), (170, 810497), (230, 599063), (262, 525895), (269, 512210), (391, 352390), (538, 256105), (655, 210358), (782, 176195), (1310, 105179), (1345, 102442), (1955, 70478), (2227, 61870), (2690, 51221), (3013, 45730), (3910, 35239), (4454, 30935), (4573, 30130), (6026, 22865), (6187, 22270), (9146, 15065), (11135, 12374)]