247628940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{24421}}^1$

素因数の和:24459

約数の個数: 72

約数和(自身を含む): 750829968

約数和(自身を除く): 503201028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 24421, 48842, 73263, 97684, 122105, 146526, 244210, 293052, 317473, 366315, 488420, 634946, 732630, 952419, 1269892, 1465260, 1587365, 1904838, 3174730, 3809676, 4127149, 4762095, 6349460, 8254298, 9524190, 12381447, 16508596, 19048380, 20635745, 24762894, 41271490, 49525788, 61907235, 82542980, 123814470, 247628940]

約数ペア:

[(1, 247628940), (2, 123814470), (3, 82542980), (4, 61907235), (5, 49525788), (6, 41271490), (10, 24762894), (12, 20635745), (13, 19048380), (15, 16508596), (20, 12381447), (26, 9524190), (30, 8254298), (39, 6349460), (52, 4762095), (60, 4127149), (65, 3809676), (78, 3174730), (130, 1904838), (156, 1587365), (169, 1465260), (195, 1269892), (260, 952419), (338, 732630), (390, 634946), (507, 488420), (676, 366315), (780, 317473), (845, 293052), (1014, 244210), (1690, 146526), (2028, 122105), (2535, 97684), (3380, 73263), (5070, 48842), (10140, 24421)]