244266980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 540509760

約数和(自身を除く): 296242780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 71, 124, 142, 155, 179, 284, 310, 355, 358, 620, 710, 716, 895, 961, 1420, 1790, 1922, 2201, 3580, 3844, 4402, 4805, 5549, 8804, 9610, 11005, 11098, 12709, 19220, 22010, 22196, 25418, 27745, 44020, 50836, 55490, 63545, 68231, 110980, 127090, 136462, 172019, 254180, 272924, 341155, 344038, 393979, 682310, 688076, 787958, 860095, 1364620, 1575916, 1720190, 1969895, 3440380, 3939790, 7879580, 12213349, 24426698, 48853396, 61066745, 122133490, 244266980]

約数ペア:

[(1, 244266980), (2, 122133490), (4, 61066745), (5, 48853396), (10, 24426698), (20, 12213349), (31, 7879580), (62, 3939790), (71, 3440380), (124, 1969895), (142, 1720190), (155, 1575916), (179, 1364620), (284, 860095), (310, 787958), (355, 688076), (358, 682310), (620, 393979), (710, 344038), (716, 341155), (895, 272924), (961, 254180), (1420, 172019), (1790, 136462), (1922, 127090), (2201, 110980), (3580, 68231), (3844, 63545), (4402, 55490), (4805, 50836), (5549, 44020), (8804, 27745), (9610, 25418), (11005, 22196), (11098, 22010), (12709, 19220)]