215548580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{569}}^1$

素因数の和:669

約数の個数: 96

約数和(自身を含む): 514805760

約数和(自身を除く): 299257180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 47, 52, 62, 65, 94, 124, 130, 155, 188, 235, 260, 310, 403, 470, 569, 611, 620, 806, 940, 1138, 1222, 1457, 1612, 2015, 2276, 2444, 2845, 2914, 3055, 4030, 5690, 5828, 6110, 7285, 7397, 8060, 11380, 12220, 14570, 14794, 17639, 18941, 26743, 29140, 29588, 35278, 36985, 37882, 53486, 70556, 73970, 75764, 88195, 94705, 106972, 133715, 147940, 176390, 189410, 229307, 267430, 347659, 352780, 378820, 458614, 534860, 695318, 829033, 917228, 1146535, 1390636, 1658066, 1738295, 2293070, 3316132, 3476590, 4145165, 4586140, 6953180, 8290330, 10777429, 16580660, 21554858, 43109716, 53887145, 107774290, 215548580]

約数ペア:

[(1, 215548580), (2, 107774290), (4, 53887145), (5, 43109716), (10, 21554858), (13, 16580660), (20, 10777429), (26, 8290330), (31, 6953180), (47, 4586140), (52, 4145165), (62, 3476590), (65, 3316132), (94, 2293070), (124, 1738295), (130, 1658066), (155, 1390636), (188, 1146535), (235, 917228), (260, 829033), (310, 695318), (403, 534860), (470, 458614), (569, 378820), (611, 352780), (620, 347659), (806, 267430), (940, 229307), (1138, 189410), (1222, 176390), (1457, 147940), (1612, 133715), (2015, 106972), (2276, 94705), (2444, 88195), (2845, 75764), (2914, 73970), (3055, 70556), (4030, 53486), (5690, 37882), (5828, 36985), (6110, 35278), (7285, 29588), (7397, 29140), (8060, 26743), (11380, 18941), (12220, 17639), (14570, 14794)]