61513140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4639}}^1$

素因数の和:4681

約数の個数: 96

約数和(自身を含む): 196439040

約数和(自身を除く): 134925900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 2210, 2652, 3315, 4420, 4639, 6630, 9278, 13260, 13917, 18556, 23195, 27834, 46390, 55668, 60307, 69585, 78863, 92780, 120614, 139170, 157726, 180921, 236589, 241228, 278340, 301535, 315452, 361842, 394315, 473178, 603070, 723684, 788630, 904605, 946356, 1025219, 1182945, 1206140, 1577260, 1809210, 2050438, 2365890, 3075657, 3618420, 4100876, 4731780, 5126095, 6151314, 10252190, 12302628, 15378285, 20504380, 30756570, 61513140]

約数ペア:

[(1, 61513140), (2, 30756570), (3, 20504380), (4, 15378285), (5, 12302628), (6, 10252190), (10, 6151314), (12, 5126095), (13, 4731780), (15, 4100876), (17, 3618420), (20, 3075657), (26, 2365890), (30, 2050438), (34, 1809210), (39, 1577260), (51, 1206140), (52, 1182945), (60, 1025219), (65, 946356), (68, 904605), (78, 788630), (85, 723684), (102, 603070), (130, 473178), (156, 394315), (170, 361842), (195, 315452), (204, 301535), (221, 278340), (255, 241228), (260, 236589), (340, 180921), (390, 157726), (442, 139170), (510, 120614), (663, 92780), (780, 78863), (884, 69585), (1020, 60307), (1105, 55668), (1326, 46390), (2210, 27834), (2652, 23195), (3315, 18556), (4420, 13917), (4639, 13260), (6630, 9278)]