840875880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{18587}}^1$

素因数の和:18643

約数の個数: 128

約数和(自身を含む): 2810505600

約数和(自身を除く): 1969629720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 435, 520, 580, 696, 754, 780, 870, 1131, 1160, 1508, 1560, 1740, 1885, 2262, 3016, 3480, 3770, 4524, 5655, 7540, 9048, 11310, 15080, 18587, 22620, 37174, 45240, 55761, 74348, 92935, 111522, 148696, 185870, 223044, 241631, 278805, 371740, 446088, 483262, 539023, 557610, 724893, 743480, 966524, 1078046, 1115220, 1208155, 1449786, 1617069, 1933048, 2156092, 2230440, 2416310, 2695115, 2899572, 3234138, 3624465, 4312184, 4832620, 5390230, 5799144, 6468276, 7007299, 7248930, 8085345, 9665240, 10780460, 12936552, 14014598, 14497860, 16170690, 21021897, 21560920, 28029196, 28995720, 32341380, 35036495, 42043794, 56058392, 64682760, 70072990, 84087588, 105109485, 140145980, 168175176, 210218970, 280291960, 420437940, 840875880]

約数ペア:

[(1, 840875880), (2, 420437940), (3, 280291960), (4, 210218970), (5, 168175176), (6, 140145980), (8, 105109485), (10, 84087588), (12, 70072990), (13, 64682760), (15, 56058392), (20, 42043794), (24, 35036495), (26, 32341380), (29, 28995720), (30, 28029196), (39, 21560920), (40, 21021897), (52, 16170690), (58, 14497860), (60, 14014598), (65, 12936552), (78, 10780460), (87, 9665240), (104, 8085345), (116, 7248930), (120, 7007299), (130, 6468276), (145, 5799144), (156, 5390230), (174, 4832620), (195, 4312184), (232, 3624465), (260, 3234138), (290, 2899572), (312, 2695115), (348, 2416310), (377, 2230440), (390, 2156092), (435, 1933048), (520, 1617069), (580, 1449786), (696, 1208155), (754, 1115220), (780, 1078046), (870, 966524), (1131, 743480), (1160, 724893), (1508, 557610), (1560, 539023), (1740, 483262), (1885, 446088), (2262, 371740), (3016, 278805), (3480, 241631), (3770, 223044), (4524, 185870), (5655, 148696), (7540, 111522), (9048, 92935), (11310, 74348), (15080, 55761), (18587, 45240), (22620, 37174)]