259200920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{613}}^1$

素因数の和:697

約数の個数: 96

約数和(自身を含む): 658478160

約数和(自身を除く): 399277240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 613, 620, 682, 961, 1226, 1240, 1364, 1705, 1922, 2452, 2728, 3065, 3410, 3844, 4805, 4904, 6130, 6743, 6820, 7688, 9610, 10571, 12260, 13486, 13640, 19003, 19220, 21142, 24520, 26972, 33715, 38006, 38440, 42284, 52855, 53944, 67430, 76012, 84568, 95015, 105710, 134860, 152024, 190030, 209033, 211420, 269720, 380060, 418066, 422840, 589093, 760120, 836132, 1045165, 1178186, 1672264, 2090330, 2356372, 2945465, 4180660, 4712744, 5890930, 6480023, 8361320, 11781860, 12960046, 23563720, 25920092, 32400115, 51840184, 64800230, 129600460, 259200920]

約数ペア:

[(1, 259200920), (2, 129600460), (4, 64800230), (5, 51840184), (8, 32400115), (10, 25920092), (11, 23563720), (20, 12960046), (22, 11781860), (31, 8361320), (40, 6480023), (44, 5890930), (55, 4712744), (62, 4180660), (88, 2945465), (110, 2356372), (124, 2090330), (155, 1672264), (220, 1178186), (248, 1045165), (310, 836132), (341, 760120), (440, 589093), (613, 422840), (620, 418066), (682, 380060), (961, 269720), (1226, 211420), (1240, 209033), (1364, 190030), (1705, 152024), (1922, 134860), (2452, 105710), (2728, 95015), (3065, 84568), (3410, 76012), (3844, 67430), (4805, 53944), (4904, 52855), (6130, 42284), (6743, 38440), (6820, 38006), (7688, 33715), (9610, 26972), (10571, 24520), (12260, 21142), (13486, 19220), (13640, 19003)]