208539240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{113}}^1$

素因数の和:173

約数の個数: 256

約数和(自身を含む): 781401600

約数和(自身を除く): 572862360

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, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 113, 120, 130, 140, 156, 168, 169, 182, 195, 210, 226, 260, 273, 280, 312, 338, 339, 364, 390, 420, 452, 455, 507, 520, 546, 565, 676, 678, 728, 780, 791, 840, 845, 904, 910, 1014, 1092, 1130, 1183, 1352, 1356, 1365, 1469, 1560, 1582, 1690, 1695, 1820, 2028, 2184, 2197, 2260, 2366, 2373, 2535, 2712, 2730, 2938, 3164, 3380, 3390, 3549, 3640, 3955, 4056, 4394, 4407, 4520, 4732, 4746, 5070, 5460, 5876, 5915, 6328, 6591, 6760, 6780, 7098, 7345, 7910, 8788, 8814, 9464, 9492, 10140, 10283, 10920, 10985, 11752, 11830, 11865, 13182, 13560, 14196, 14690, 15379, 15820, 17576, 17628, 17745, 18984, 19097, 20280, 20566, 21970, 22035, 23660, 23730, 26364, 28392, 29380, 30758, 30849, 31640, 32955, 35256, 35490, 38194, 41132, 43940, 44070, 46137, 47320, 47460, 51415, 52728, 57291, 58760, 61516, 61698, 65910, 70980, 76388, 76895, 82264, 87880, 88140, 92274, 94920, 95485, 102830, 114582, 123032, 123396, 131820, 133679, 141960, 152776, 153790, 154245, 176280, 184548, 190970, 205660, 229164, 230685, 246792, 248261, 263640, 267358, 286455, 307580, 308490, 369096, 381940, 401037, 411320, 458328, 461370, 496522, 534716, 572910, 615160, 616980, 668395, 744783, 763880, 802074, 922740, 993044, 1069432, 1145820, 1233960, 1241305, 1336790, 1489566, 1604148, 1737827, 1845480, 1986088, 2005185, 2291640, 2482610, 2673580, 2979132, 3208296, 3475654, 3723915, 4010370, 4965220, 5213481, 5347160, 5958264, 6951308, 7447830, 8020740, 8689135, 9930440, 10426962, 13902616, 14895660, 16041480, 17378270, 20853924, 26067405, 29791320, 34756540, 41707848, 52134810, 69513080, 104269620, 208539240]

約数ペア:

[(1, 208539240), (2, 104269620), (3, 69513080), (4, 52134810), (5, 41707848), (6, 34756540), (7, 29791320), (8, 26067405), (10, 20853924), (12, 17378270), (13, 16041480), (14, 14895660), (15, 13902616), (20, 10426962), (21, 9930440), (24, 8689135), (26, 8020740), (28, 7447830), (30, 6951308), (35, 5958264), (39, 5347160), (40, 5213481), (42, 4965220), (52, 4010370), (56, 3723915), (60, 3475654), (65, 3208296), (70, 2979132), (78, 2673580), (84, 2482610), (91, 2291640), (104, 2005185), (105, 1986088), (113, 1845480), (120, 1737827), (130, 1604148), (140, 1489566), (156, 1336790), (168, 1241305), (169, 1233960), (182, 1145820), (195, 1069432), (210, 993044), (226, 922740), (260, 802074), (273, 763880), (280, 744783), (312, 668395), (338, 616980), (339, 615160), (364, 572910), (390, 534716), (420, 496522), (452, 461370), (455, 458328), (507, 411320), (520, 401037), (546, 381940), (565, 369096), (676, 308490), (678, 307580), (728, 286455), (780, 267358), (791, 263640), (840, 248261), (845, 246792), (904, 230685), (910, 229164), (1014, 205660), (1092, 190970), (1130, 184548), (1183, 176280), (1352, 154245), (1356, 153790), (1365, 152776), (1469, 141960), (1560, 133679), (1582, 131820), (1690, 123396), (1695, 123032), (1820, 114582), (2028, 102830), (2184, 95485), (2197, 94920), (2260, 92274), (2366, 88140), (2373, 87880), (2535, 82264), (2712, 76895), (2730, 76388), (2938, 70980), (3164, 65910), (3380, 61698), (3390, 61516), (3549, 58760), (3640, 57291), (3955, 52728), (4056, 51415), (4394, 47460), (4407, 47320), (4520, 46137), (4732, 44070), (4746, 43940), (5070, 41132), (5460, 38194), (5876, 35490), (5915, 35256), (6328, 32955), (6591, 31640), (6760, 30849), (6780, 30758), (7098, 29380), (7345, 28392), (7910, 26364), (8788, 23730), (8814, 23660), (9464, 22035), (9492, 21970), (10140, 20566), (10283, 20280), (10920, 19097), (10985, 18984), (11752, 17745), (11830, 17628), (11865, 17576), (13182, 15820), (13560, 15379), (14196, 14690)]