305854120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{4861}}^1$

素因数の和:4907

約数の個数: 96

約数和(自身を含む): 814773960

約数和(自身を除く): 508919840

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 121, 130, 143, 220, 242, 260, 286, 440, 484, 520, 572, 605, 715, 968, 1144, 1210, 1430, 1573, 2420, 2860, 3146, 4840, 4861, 5720, 6292, 7865, 9722, 12584, 15730, 19444, 24305, 31460, 38888, 48610, 53471, 62920, 63193, 97220, 106942, 126386, 194440, 213884, 252772, 267355, 315965, 427768, 505544, 534710, 588181, 631930, 695123, 1069420, 1176362, 1263860, 1390246, 2138840, 2352724, 2527720, 2780492, 2940905, 3475615, 4705448, 5560984, 5881810, 6951230, 7646353, 11763620, 13902460, 15292706, 23527240, 27804920, 30585412, 38231765, 61170824, 76463530, 152927060, 305854120]

約数ペア:

[(1, 305854120), (2, 152927060), (4, 76463530), (5, 61170824), (8, 38231765), (10, 30585412), (11, 27804920), (13, 23527240), (20, 15292706), (22, 13902460), (26, 11763620), (40, 7646353), (44, 6951230), (52, 5881810), (55, 5560984), (65, 4705448), (88, 3475615), (104, 2940905), (110, 2780492), (121, 2527720), (130, 2352724), (143, 2138840), (220, 1390246), (242, 1263860), (260, 1176362), (286, 1069420), (440, 695123), (484, 631930), (520, 588181), (572, 534710), (605, 505544), (715, 427768), (968, 315965), (1144, 267355), (1210, 252772), (1430, 213884), (1573, 194440), (2420, 126386), (2860, 106942), (3146, 97220), (4840, 63193), (4861, 62920), (5720, 53471), (6292, 48610), (7865, 38888), (9722, 31460), (12584, 24305), (15730, 19444)]