215653620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:470

約数の個数: 192

約数和(自身を含む): 751435776

約数和(自身を除く): 535782156

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 127, 130, 140, 156, 182, 195, 210, 254, 260, 273, 311, 364, 381, 390, 420, 455, 508, 546, 622, 635, 762, 780, 889, 910, 933, 1092, 1244, 1270, 1365, 1524, 1555, 1651, 1778, 1820, 1866, 1905, 2177, 2540, 2667, 2730, 3110, 3302, 3556, 3732, 3810, 4043, 4354, 4445, 4665, 4953, 5334, 5460, 6220, 6531, 6604, 7620, 8086, 8255, 8708, 8890, 9330, 9906, 10668, 10885, 11557, 12129, 13062, 13335, 16172, 16510, 17780, 18660, 19812, 20215, 21770, 23114, 24258, 24765, 26124, 26670, 28301, 32655, 33020, 34671, 39497, 40430, 43540, 46228, 48516, 49530, 53340, 56602, 57785, 60645, 65310, 69342, 78994, 80860, 84903, 99060, 113204, 115570, 118491, 121290, 130620, 138684, 141505, 157988, 169806, 173355, 197485, 231140, 236982, 242580, 276479, 283010, 339612, 346710, 394970, 424515, 473964, 513461, 552958, 566020, 592455, 693420, 789940, 829437, 849030, 1026922, 1105916, 1184910, 1382395, 1540383, 1658874, 1698060, 2053844, 2369820, 2567305, 2764790, 3080766, 3317748, 3594227, 4147185, 5134610, 5529580, 6161532, 7188454, 7701915, 8294370, 10269220, 10782681, 14376908, 15403830, 16588740, 17971135, 21565362, 30807660, 35942270, 43130724, 53913405, 71884540, 107826810, 215653620]

約数ペア:

[(1, 215653620), (2, 107826810), (3, 71884540), (4, 53913405), (5, 43130724), (6, 35942270), (7, 30807660), (10, 21565362), (12, 17971135), (13, 16588740), (14, 15403830), (15, 14376908), (20, 10782681), (21, 10269220), (26, 8294370), (28, 7701915), (30, 7188454), (35, 6161532), (39, 5529580), (42, 5134610), (52, 4147185), (60, 3594227), (65, 3317748), (70, 3080766), (78, 2764790), (84, 2567305), (91, 2369820), (105, 2053844), (127, 1698060), (130, 1658874), (140, 1540383), (156, 1382395), (182, 1184910), (195, 1105916), (210, 1026922), (254, 849030), (260, 829437), (273, 789940), (311, 693420), (364, 592455), (381, 566020), (390, 552958), (420, 513461), (455, 473964), (508, 424515), (546, 394970), (622, 346710), (635, 339612), (762, 283010), (780, 276479), (889, 242580), (910, 236982), (933, 231140), (1092, 197485), (1244, 173355), (1270, 169806), (1365, 157988), (1524, 141505), (1555, 138684), (1651, 130620), (1778, 121290), (1820, 118491), (1866, 115570), (1905, 113204), (2177, 99060), (2540, 84903), (2667, 80860), (2730, 78994), (3110, 69342), (3302, 65310), (3556, 60645), (3732, 57785), (3810, 56602), (4043, 53340), (4354, 49530), (4445, 48516), (4665, 46228), (4953, 43540), (5334, 40430), (5460, 39497), (6220, 34671), (6531, 33020), (6604, 32655), (7620, 28301), (8086, 26670), (8255, 26124), (8708, 24765), (8890, 24258), (9330, 23114), (9906, 21770), (10668, 20215), (10885, 19812), (11557, 18660), (12129, 17780), (13062, 16510), (13335, 16172)]