15087280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 38435040

約数和(自身を除く): 23347760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 89, 104, 130, 163, 178, 208, 260, 326, 356, 445, 520, 652, 712, 815, 890, 1040, 1157, 1304, 1424, 1630, 1780, 2119, 2314, 2608, 3260, 3560, 4238, 4628, 5785, 6520, 7120, 8476, 9256, 10595, 11570, 13040, 14507, 16952, 18512, 21190, 23140, 29014, 33904, 42380, 46280, 58028, 72535, 84760, 92560, 116056, 145070, 169520, 188591, 232112, 290140, 377182, 580280, 754364, 942955, 1160560, 1508728, 1885910, 3017456, 3771820, 7543640, 15087280]

約数ペア:

[(1, 15087280), (2, 7543640), (4, 3771820), (5, 3017456), (8, 1885910), (10, 1508728), (13, 1160560), (16, 942955), (20, 754364), (26, 580280), (40, 377182), (52, 290140), (65, 232112), (80, 188591), (89, 169520), (104, 145070), (130, 116056), (163, 92560), (178, 84760), (208, 72535), (260, 58028), (326, 46280), (356, 42380), (445, 33904), (520, 29014), (652, 23140), (712, 21190), (815, 18512), (890, 16952), (1040, 14507), (1157, 13040), (1304, 11570), (1424, 10595), (1630, 9256), (1780, 8476), (2119, 7120), (2314, 6520), (2608, 5785), (3260, 4628), (3560, 4238)]