66906840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1$

素因数の和:602

約数の個数: 256

約数和(自身を含む): 269982720

約数和(自身を除く): 203075880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 52, 55, 56, 60, 65, 66, 70, 77, 78, 84, 88, 91, 104, 105, 110, 120, 130, 132, 140, 143, 154, 156, 165, 168, 182, 195, 210, 220, 231, 260, 264, 273, 280, 286, 308, 312, 330, 364, 385, 390, 420, 429, 440, 455, 462, 520, 546, 557, 572, 616, 660, 715, 728, 770, 780, 840, 858, 910, 924, 1001, 1092, 1114, 1144, 1155, 1320, 1365, 1430, 1540, 1560, 1671, 1716, 1820, 1848, 2002, 2145, 2184, 2228, 2310, 2730, 2785, 2860, 3003, 3080, 3342, 3432, 3640, 3899, 4004, 4290, 4456, 4620, 5005, 5460, 5570, 5720, 6006, 6127, 6684, 7241, 7798, 8008, 8355, 8580, 9240, 10010, 10920, 11140, 11697, 12012, 12254, 13368, 14482, 15015, 15596, 16710, 17160, 18381, 19495, 20020, 21723, 22280, 23394, 24024, 24508, 28964, 30030, 30635, 31192, 33420, 36205, 36762, 38990, 40040, 42889, 43446, 46788, 49016, 50687, 57928, 58485, 60060, 61270, 66840, 72410, 73524, 77980, 79651, 85778, 86892, 91905, 93576, 101374, 108615, 116970, 120120, 122540, 128667, 144820, 147048, 152061, 155960, 159302, 171556, 173784, 183810, 202748, 214445, 217230, 233940, 238953, 245080, 253435, 257334, 289640, 304122, 318604, 343112, 367620, 398255, 405496, 428890, 434460, 467880, 477906, 506870, 514668, 557557, 608244, 637208, 643335, 735240, 760305, 796510, 857780, 868920, 955812, 1013740, 1029336, 1115114, 1194765, 1216488, 1286670, 1520610, 1593020, 1672671, 1715560, 1911624, 2027480, 2230228, 2389530, 2573340, 2787785, 3041220, 3186040, 3345342, 4460456, 4779060, 5146680, 5575570, 6082440, 6690684, 8363355, 9558120, 11151140, 13381368, 16726710, 22302280, 33453420, 66906840]

約数ペア:

[(1, 66906840), (2, 33453420), (3, 22302280), (4, 16726710), (5, 13381368), (6, 11151140), (7, 9558120), (8, 8363355), (10, 6690684), (11, 6082440), (12, 5575570), (13, 5146680), (14, 4779060), (15, 4460456), (20, 3345342), (21, 3186040), (22, 3041220), (24, 2787785), (26, 2573340), (28, 2389530), (30, 2230228), (33, 2027480), (35, 1911624), (39, 1715560), (40, 1672671), (42, 1593020), (44, 1520610), (52, 1286670), (55, 1216488), (56, 1194765), (60, 1115114), (65, 1029336), (66, 1013740), (70, 955812), (77, 868920), (78, 857780), (84, 796510), (88, 760305), (91, 735240), (104, 643335), (105, 637208), (110, 608244), (120, 557557), (130, 514668), (132, 506870), (140, 477906), (143, 467880), (154, 434460), (156, 428890), (165, 405496), (168, 398255), (182, 367620), (195, 343112), (210, 318604), (220, 304122), (231, 289640), (260, 257334), (264, 253435), (273, 245080), (280, 238953), (286, 233940), (308, 217230), (312, 214445), (330, 202748), (364, 183810), (385, 173784), (390, 171556), (420, 159302), (429, 155960), (440, 152061), (455, 147048), (462, 144820), (520, 128667), (546, 122540), (557, 120120), (572, 116970), (616, 108615), (660, 101374), (715, 93576), (728, 91905), (770, 86892), (780, 85778), (840, 79651), (858, 77980), (910, 73524), (924, 72410), (1001, 66840), (1092, 61270), (1114, 60060), (1144, 58485), (1155, 57928), (1320, 50687), (1365, 49016), (1430, 46788), (1540, 43446), (1560, 42889), (1671, 40040), (1716, 38990), (1820, 36762), (1848, 36205), (2002, 33420), (2145, 31192), (2184, 30635), (2228, 30030), (2310, 28964), (2730, 24508), (2785, 24024), (2860, 23394), (3003, 22280), (3080, 21723), (3342, 20020), (3432, 19495), (3640, 18381), (3899, 17160), (4004, 16710), (4290, 15596), (4456, 15015), (4620, 14482), (5005, 13368), (5460, 12254), (5570, 12012), (5720, 11697), (6006, 11140), (6127, 10920), (6684, 10010), (7241, 9240), (7798, 8580), (8008, 8355)]