144863620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1931}}^1$

素因数の和:1993

約数の個数: 72

約数和(自身を含む): 345348864

約数和(自身を除く): 200485244

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 121, 124, 155, 220, 242, 310, 341, 484, 605, 620, 682, 1210, 1364, 1705, 1931, 2420, 3410, 3751, 3862, 6820, 7502, 7724, 9655, 15004, 18755, 19310, 21241, 37510, 38620, 42482, 59861, 75020, 84964, 106205, 119722, 212410, 233651, 239444, 299305, 424820, 467302, 598610, 658471, 934604, 1168255, 1197220, 1316942, 2336510, 2633884, 3292355, 4673020, 6584710, 7243181, 13169420, 14486362, 28972724, 36215905, 72431810, 144863620]

約数ペア:

[(1, 144863620), (2, 72431810), (4, 36215905), (5, 28972724), (10, 14486362), (11, 13169420), (20, 7243181), (22, 6584710), (31, 4673020), (44, 3292355), (55, 2633884), (62, 2336510), (110, 1316942), (121, 1197220), (124, 1168255), (155, 934604), (220, 658471), (242, 598610), (310, 467302), (341, 424820), (484, 299305), (605, 239444), (620, 233651), (682, 212410), (1210, 119722), (1364, 106205), (1705, 84964), (1931, 75020), (2420, 59861), (3410, 42482), (3751, 38620), (3862, 37510), (6820, 21241), (7502, 19310), (7724, 18755), (9655, 15004)]