15189720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1$

素因数の和:154

約数の個数: 192

約数和(自身を含む): 56920320

約数和(自身を除く): 41730600

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, 107, 120, 130, 140, 156, 168, 169, 182, 195, 210, 214, 260, 273, 280, 312, 321, 338, 364, 390, 420, 428, 455, 507, 520, 535, 546, 642, 676, 728, 749, 780, 840, 845, 856, 910, 1014, 1070, 1092, 1183, 1284, 1352, 1365, 1391, 1498, 1560, 1605, 1690, 1820, 2028, 2140, 2184, 2247, 2366, 2535, 2568, 2730, 2782, 2996, 3210, 3380, 3549, 3640, 3745, 4056, 4173, 4280, 4494, 4732, 5070, 5460, 5564, 5915, 5992, 6420, 6760, 6955, 7098, 7490, 8346, 8988, 9464, 9737, 10140, 10920, 11128, 11235, 11830, 12840, 13910, 14196, 14980, 16692, 17745, 17976, 18083, 19474, 20280, 20865, 22470, 23660, 27820, 28392, 29211, 29960, 33384, 35490, 36166, 38948, 41730, 44940, 47320, 48685, 54249, 55640, 58422, 70980, 72332, 77896, 83460, 89880, 90415, 97370, 108498, 116844, 126581, 141960, 144664, 146055, 166920, 180830, 194740, 216996, 233688, 253162, 271245, 292110, 361660, 379743, 389480, 433992, 506324, 542490, 584220, 632905, 723320, 759486, 1012648, 1084980, 1168440, 1265810, 1518972, 1898715, 2169960, 2531620, 3037944, 3797430, 5063240, 7594860, 15189720]

約数ペア:

[(1, 15189720), (2, 7594860), (3, 5063240), (4, 3797430), (5, 3037944), (6, 2531620), (7, 2169960), (8, 1898715), (10, 1518972), (12, 1265810), (13, 1168440), (14, 1084980), (15, 1012648), (20, 759486), (21, 723320), (24, 632905), (26, 584220), (28, 542490), (30, 506324), (35, 433992), (39, 389480), (40, 379743), (42, 361660), (52, 292110), (56, 271245), (60, 253162), (65, 233688), (70, 216996), (78, 194740), (84, 180830), (91, 166920), (104, 146055), (105, 144664), (107, 141960), (120, 126581), (130, 116844), (140, 108498), (156, 97370), (168, 90415), (169, 89880), (182, 83460), (195, 77896), (210, 72332), (214, 70980), (260, 58422), (273, 55640), (280, 54249), (312, 48685), (321, 47320), (338, 44940), (364, 41730), (390, 38948), (420, 36166), (428, 35490), (455, 33384), (507, 29960), (520, 29211), (535, 28392), (546, 27820), (642, 23660), (676, 22470), (728, 20865), (749, 20280), (780, 19474), (840, 18083), (845, 17976), (856, 17745), (910, 16692), (1014, 14980), (1070, 14196), (1092, 13910), (1183, 12840), (1284, 11830), (1352, 11235), (1365, 11128), (1391, 10920), (1498, 10140), (1560, 9737), (1605, 9464), (1690, 8988), (1820, 8346), (2028, 7490), (2140, 7098), (2184, 6955), (2247, 6760), (2366, 6420), (2535, 5992), (2568, 5915), (2730, 5564), (2782, 5460), (2996, 5070), (3210, 4732), (3380, 4494), (3549, 4280), (3640, 4173), (3745, 4056)]