155687610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{647}}^1$

素因数の和:1287

約数の個数: 64

約数和(自身を含む): 403667712

約数和(自身を除く): 247980102

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 617, 647, 1234, 1294, 1851, 1941, 3085, 3235, 3702, 3882, 6170, 6470, 8021, 8411, 9255, 9705, 16042, 16822, 18510, 19410, 24063, 25233, 40105, 42055, 48126, 50466, 80210, 84110, 120315, 126165, 240630, 252330, 399199, 798398, 1197597, 1995995, 2395194, 3991990, 5189587, 5987985, 10379174, 11975970, 15568761, 25947935, 31137522, 51895870, 77843805, 155687610]

約数ペア:

[(1, 155687610), (2, 77843805), (3, 51895870), (5, 31137522), (6, 25947935), (10, 15568761), (13, 11975970), (15, 10379174), (26, 5987985), (30, 5189587), (39, 3991990), (65, 2395194), (78, 1995995), (130, 1197597), (195, 798398), (390, 399199), (617, 252330), (647, 240630), (1234, 126165), (1294, 120315), (1851, 84110), (1941, 80210), (3085, 50466), (3235, 48126), (3702, 42055), (3882, 40105), (6170, 25233), (6470, 24063), (8021, 19410), (8411, 18510), (9255, 16822), (9705, 16042)]