651858120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{4561}}^1$

素因数の和:4975

約数の個数: 96

約数和(自身を含む): 2124340920

約数和(自身を除く): 1472482800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 397, 794, 1191, 1588, 1985, 2382, 3176, 3573, 3970, 4561, 4764, 5955, 7146, 7940, 9122, 9528, 11910, 13683, 14292, 15880, 17865, 18244, 22805, 23820, 27366, 28584, 35730, 36488, 41049, 45610, 47640, 54732, 68415, 71460, 82098, 91220, 109464, 136830, 142920, 164196, 182440, 205245, 273660, 328392, 410490, 547320, 820980, 1641960, 1810717, 3621434, 5432151, 7242868, 9053585, 10864302, 14485736, 16296453, 18107170, 21728604, 27160755, 32592906, 36214340, 43457208, 54321510, 65185812, 72428680, 81482265, 108643020, 130371624, 162964530, 217286040, 325929060, 651858120]

約数ペア:

[(1, 651858120), (2, 325929060), (3, 217286040), (4, 162964530), (5, 130371624), (6, 108643020), (8, 81482265), (9, 72428680), (10, 65185812), (12, 54321510), (15, 43457208), (18, 36214340), (20, 32592906), (24, 27160755), (30, 21728604), (36, 18107170), (40, 16296453), (45, 14485736), (60, 10864302), (72, 9053585), (90, 7242868), (120, 5432151), (180, 3621434), (360, 1810717), (397, 1641960), (794, 820980), (1191, 547320), (1588, 410490), (1985, 328392), (2382, 273660), (3176, 205245), (3573, 182440), (3970, 164196), (4561, 142920), (4764, 136830), (5955, 109464), (7146, 91220), (7940, 82098), (9122, 71460), (9528, 68415), (11910, 54732), (13683, 47640), (14292, 45610), (15880, 41049), (17865, 36488), (18244, 35730), (22805, 28584), (23820, 27366)]