64487280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1879}}^1$

素因数の和:1919

約数の個数: 160

約数和(自身を含む): 234984960

約数和(自身を除く): 170497680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1144, 1320, 1430, 1560, 1716, 1879, 2145, 2288, 2640, 2860, 3120, 3432, 3758, 4290, 5637, 5720, 6864, 7516, 8580, 9395, 11274, 11440, 15032, 17160, 18790, 20669, 22548, 24427, 28185, 30064, 34320, 37580, 41338, 45096, 48854, 56370, 62007, 73281, 75160, 82676, 90192, 97708, 103345, 112740, 122135, 124014, 146562, 150320, 165352, 195416, 206690, 225480, 244270, 248028, 268697, 293124, 310035, 330704, 366405, 390832, 413380, 450960, 488540, 496056, 537394, 586248, 620070, 732810, 806091, 826760, 977080, 992112, 1074788, 1172496, 1240140, 1343485, 1465620, 1612182, 1653520, 1954160, 2149576, 2480280, 2686970, 2931240, 3224364, 4030455, 4299152, 4960560, 5373940, 5862480, 6448728, 8060910, 10747880, 12897456, 16121820, 21495760, 32243640, 64487280]

約数ペア:

[(1, 64487280), (2, 32243640), (3, 21495760), (4, 16121820), (5, 12897456), (6, 10747880), (8, 8060910), (10, 6448728), (11, 5862480), (12, 5373940), (13, 4960560), (15, 4299152), (16, 4030455), (20, 3224364), (22, 2931240), (24, 2686970), (26, 2480280), (30, 2149576), (33, 1954160), (39, 1653520), (40, 1612182), (44, 1465620), (48, 1343485), (52, 1240140), (55, 1172496), (60, 1074788), (65, 992112), (66, 977080), (78, 826760), (80, 806091), (88, 732810), (104, 620070), (110, 586248), (120, 537394), (130, 496056), (132, 488540), (143, 450960), (156, 413380), (165, 390832), (176, 366405), (195, 330704), (208, 310035), (220, 293124), (240, 268697), (260, 248028), (264, 244270), (286, 225480), (312, 206690), (330, 195416), (390, 165352), (429, 150320), (440, 146562), (520, 124014), (528, 122135), (572, 112740), (624, 103345), (660, 97708), (715, 90192), (780, 82676), (858, 75160), (880, 73281), (1040, 62007), (1144, 56370), (1320, 48854), (1430, 45096), (1560, 41338), (1716, 37580), (1879, 34320), (2145, 30064), (2288, 28185), (2640, 24427), (2860, 22548), (3120, 20669), (3432, 18790), (3758, 17160), (4290, 15032), (5637, 11440), (5720, 11274), (6864, 9395), (7516, 8580)]