78416520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:244

約数の個数: 256

約数和(自身を含む): 298045440

約数和(自身を除く): 219628920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 43, 52, 56, 60, 65, 70, 78, 84, 86, 91, 104, 105, 120, 129, 130, 140, 156, 167, 168, 172, 182, 195, 210, 215, 258, 260, 273, 280, 301, 312, 334, 344, 364, 390, 420, 430, 455, 501, 516, 520, 546, 559, 602, 645, 668, 728, 780, 835, 840, 860, 903, 910, 1002, 1032, 1092, 1118, 1169, 1204, 1290, 1336, 1365, 1505, 1560, 1670, 1677, 1720, 1806, 1820, 2004, 2171, 2184, 2236, 2338, 2408, 2505, 2580, 2730, 2795, 3010, 3340, 3354, 3507, 3612, 3640, 3913, 4008, 4342, 4472, 4515, 4676, 5010, 5160, 5460, 5590, 5845, 6020, 6513, 6680, 6708, 7014, 7181, 7224, 7826, 8385, 8684, 9030, 9352, 10020, 10855, 10920, 11180, 11690, 11739, 12040, 13026, 13416, 14028, 14362, 15197, 15652, 16770, 17368, 17535, 18060, 19565, 20040, 21543, 21710, 22360, 23380, 23478, 26052, 28056, 28724, 30394, 31304, 32565, 33540, 35070, 35905, 36120, 39130, 43086, 43420, 45591, 46760, 46956, 50267, 52104, 57448, 58695, 60788, 65130, 67080, 70140, 71810, 75985, 78260, 86172, 86840, 91182, 93353, 93912, 100534, 107715, 117390, 121576, 130260, 140280, 143620, 150801, 151970, 156520, 172344, 182364, 186706, 201068, 215430, 227955, 234780, 251335, 260520, 280059, 287240, 301602, 303940, 364728, 373412, 402136, 430860, 455910, 466765, 469560, 502670, 560118, 603204, 607880, 653471, 746824, 754005, 861720, 911820, 933530, 1005340, 1120236, 1206408, 1306942, 1400295, 1508010, 1823640, 1867060, 1960413, 2010680, 2240472, 2613884, 2800590, 3016020, 3267355, 3734120, 3920826, 5227768, 5601180, 6032040, 6534710, 7841652, 9802065, 11202360, 13069420, 15683304, 19604130, 26138840, 39208260, 78416520]

約数ペア:

[(1, 78416520), (2, 39208260), (3, 26138840), (4, 19604130), (5, 15683304), (6, 13069420), (7, 11202360), (8, 9802065), (10, 7841652), (12, 6534710), (13, 6032040), (14, 5601180), (15, 5227768), (20, 3920826), (21, 3734120), (24, 3267355), (26, 3016020), (28, 2800590), (30, 2613884), (35, 2240472), (39, 2010680), (40, 1960413), (42, 1867060), (43, 1823640), (52, 1508010), (56, 1400295), (60, 1306942), (65, 1206408), (70, 1120236), (78, 1005340), (84, 933530), (86, 911820), (91, 861720), (104, 754005), (105, 746824), (120, 653471), (129, 607880), (130, 603204), (140, 560118), (156, 502670), (167, 469560), (168, 466765), (172, 455910), (182, 430860), (195, 402136), (210, 373412), (215, 364728), (258, 303940), (260, 301602), (273, 287240), (280, 280059), (301, 260520), (312, 251335), (334, 234780), (344, 227955), (364, 215430), (390, 201068), (420, 186706), (430, 182364), (455, 172344), (501, 156520), (516, 151970), (520, 150801), (546, 143620), (559, 140280), (602, 130260), (645, 121576), (668, 117390), (728, 107715), (780, 100534), (835, 93912), (840, 93353), (860, 91182), (903, 86840), (910, 86172), (1002, 78260), (1032, 75985), (1092, 71810), (1118, 70140), (1169, 67080), (1204, 65130), (1290, 60788), (1336, 58695), (1365, 57448), (1505, 52104), (1560, 50267), (1670, 46956), (1677, 46760), (1720, 45591), (1806, 43420), (1820, 43086), (2004, 39130), (2171, 36120), (2184, 35905), (2236, 35070), (2338, 33540), (2408, 32565), (2505, 31304), (2580, 30394), (2730, 28724), (2795, 28056), (3010, 26052), (3340, 23478), (3354, 23380), (3507, 22360), (3612, 21710), (3640, 21543), (3913, 20040), (4008, 19565), (4342, 18060), (4472, 17535), (4515, 17368), (4676, 16770), (5010, 15652), (5160, 15197), (5460, 14362), (5590, 14028), (5845, 13416), (6020, 13026), (6513, 12040), (6680, 11739), (6708, 11690), (7014, 11180), (7181, 10920), (7224, 10855), (7826, 10020), (8385, 9352), (8684, 9030)]