289737240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2351}}^1$

素因数の和:2457

約数の個数: 128

約数和(自身を含む): 948326400

約数和(自身を除く): 658589160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 79, 104, 120, 130, 156, 158, 195, 237, 260, 312, 316, 390, 395, 474, 520, 632, 780, 790, 948, 1027, 1185, 1560, 1580, 1896, 2054, 2351, 2370, 3081, 3160, 4108, 4702, 4740, 5135, 6162, 7053, 8216, 9404, 9480, 10270, 11755, 12324, 14106, 15405, 18808, 20540, 23510, 24648, 28212, 30563, 30810, 35265, 41080, 47020, 56424, 61126, 61620, 70530, 91689, 94040, 122252, 123240, 141060, 152815, 183378, 185729, 244504, 282120, 305630, 366756, 371458, 458445, 557187, 611260, 733512, 742916, 916890, 928645, 1114374, 1222520, 1485832, 1833780, 1857290, 2228748, 2414477, 2785935, 3667560, 3714580, 4457496, 4828954, 5571870, 7243431, 7429160, 9657908, 11143740, 12072385, 14486862, 19315816, 22287480, 24144770, 28973724, 36217155, 48289540, 57947448, 72434310, 96579080, 144868620, 289737240]

約数ペア:

[(1, 289737240), (2, 144868620), (3, 96579080), (4, 72434310), (5, 57947448), (6, 48289540), (8, 36217155), (10, 28973724), (12, 24144770), (13, 22287480), (15, 19315816), (20, 14486862), (24, 12072385), (26, 11143740), (30, 9657908), (39, 7429160), (40, 7243431), (52, 5571870), (60, 4828954), (65, 4457496), (78, 3714580), (79, 3667560), (104, 2785935), (120, 2414477), (130, 2228748), (156, 1857290), (158, 1833780), (195, 1485832), (237, 1222520), (260, 1114374), (312, 928645), (316, 916890), (390, 742916), (395, 733512), (474, 611260), (520, 557187), (632, 458445), (780, 371458), (790, 366756), (948, 305630), (1027, 282120), (1185, 244504), (1560, 185729), (1580, 183378), (1896, 152815), (2054, 141060), (2351, 123240), (2370, 122252), (3081, 94040), (3160, 91689), (4108, 70530), (4702, 61620), (4740, 61126), (5135, 56424), (6162, 47020), (7053, 41080), (8216, 35265), (9404, 30810), (9480, 30563), (10270, 28212), (11755, 24648), (12324, 23510), (14106, 20540), (15405, 18808)]