281949420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{3499}}^1$

素因数の和:3607

約数の個数: 96

約数和(自身を含む): 846720000

約数和(自身を除く): 564770580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 79, 85, 102, 158, 170, 204, 237, 255, 316, 340, 395, 474, 510, 790, 948, 1020, 1185, 1343, 1580, 2370, 2686, 3499, 4029, 4740, 5372, 6715, 6998, 8058, 10497, 13430, 13996, 16116, 17495, 20145, 20994, 26860, 34990, 40290, 41988, 52485, 59483, 69980, 80580, 104970, 118966, 178449, 209940, 237932, 276421, 297415, 356898, 552842, 594830, 713796, 829263, 892245, 1105684, 1189660, 1382105, 1658526, 1784490, 2764210, 3317052, 3568980, 4146315, 4699157, 5528420, 8292630, 9398314, 14097471, 16585260, 18796628, 23495785, 28194942, 46991570, 56389884, 70487355, 93983140, 140974710, 281949420]

約数ペア:

[(1, 281949420), (2, 140974710), (3, 93983140), (4, 70487355), (5, 56389884), (6, 46991570), (10, 28194942), (12, 23495785), (15, 18796628), (17, 16585260), (20, 14097471), (30, 9398314), (34, 8292630), (51, 5528420), (60, 4699157), (68, 4146315), (79, 3568980), (85, 3317052), (102, 2764210), (158, 1784490), (170, 1658526), (204, 1382105), (237, 1189660), (255, 1105684), (316, 892245), (340, 829263), (395, 713796), (474, 594830), (510, 552842), (790, 356898), (948, 297415), (1020, 276421), (1185, 237932), (1343, 209940), (1580, 178449), (2370, 118966), (2686, 104970), (3499, 80580), (4029, 69980), (4740, 59483), (5372, 52485), (6715, 41988), (6998, 40290), (8058, 34990), (10497, 26860), (13430, 20994), (13996, 20145), (16116, 17495)]