120167780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^2$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 276944640

約数和(自身を除く): 156776860

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 101, 124, 155, 190, 202, 310, 380, 404, 505, 589, 620, 1010, 1178, 1919, 2020, 2356, 2945, 3131, 3838, 5890, 6262, 7676, 9595, 10201, 11780, 12524, 15655, 19190, 20402, 31310, 38380, 40804, 51005, 59489, 62620, 102010, 118978, 193819, 204020, 237956, 297445, 316231, 387638, 594890, 632462, 775276, 969095, 1189780, 1264924, 1581155, 1938190, 3162310, 3876380, 6008389, 6324620, 12016778, 24033556, 30041945, 60083890, 120167780]

約数ペア:

[(1, 120167780), (2, 60083890), (4, 30041945), (5, 24033556), (10, 12016778), (19, 6324620), (20, 6008389), (31, 3876380), (38, 3162310), (62, 1938190), (76, 1581155), (95, 1264924), (101, 1189780), (124, 969095), (155, 775276), (190, 632462), (202, 594890), (310, 387638), (380, 316231), (404, 297445), (505, 237956), (589, 204020), (620, 193819), (1010, 118978), (1178, 102010), (1919, 62620), (2020, 59489), (2356, 51005), (2945, 40804), (3131, 38380), (3838, 31310), (5890, 20402), (6262, 19190), (7676, 15655), (9595, 12524), (10201, 11780)]