30379440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1$

素因数の和:156

約数の個数: 240

約数和(自身を含む): 117635328

約数和(自身を除く): 87255888

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 107, 112, 120, 130, 140, 156, 168, 169, 182, 195, 208, 210, 214, 240, 260, 273, 280, 312, 321, 336, 338, 364, 390, 420, 428, 455, 507, 520, 535, 546, 560, 624, 642, 676, 728, 749, 780, 840, 845, 856, 910, 1014, 1040, 1070, 1092, 1183, 1284, 1352, 1365, 1391, 1456, 1498, 1560, 1605, 1680, 1690, 1712, 1820, 2028, 2140, 2184, 2247, 2366, 2535, 2568, 2704, 2730, 2782, 2996, 3120, 3210, 3380, 3549, 3640, 3745, 4056, 4173, 4280, 4368, 4494, 4732, 5070, 5136, 5460, 5564, 5915, 5992, 6420, 6760, 6955, 7098, 7280, 7490, 8112, 8346, 8560, 8988, 9464, 9737, 10140, 10920, 11128, 11235, 11830, 11984, 12840, 13520, 13910, 14196, 14980, 16692, 17745, 17976, 18083, 18928, 19474, 20280, 20865, 21840, 22256, 22470, 23660, 25680, 27820, 28392, 29211, 29960, 33384, 35490, 35952, 36166, 38948, 40560, 41730, 44940, 47320, 48685, 54249, 55640, 56784, 58422, 59920, 66768, 70980, 72332, 77896, 83460, 89880, 90415, 94640, 97370, 108498, 111280, 116844, 126581, 141960, 144664, 146055, 155792, 166920, 179760, 180830, 194740, 216996, 233688, 253162, 271245, 283920, 289328, 292110, 333840, 361660, 379743, 389480, 433992, 467376, 506324, 542490, 584220, 632905, 723320, 759486, 778960, 867984, 1012648, 1084980, 1168440, 1265810, 1446640, 1518972, 1898715, 2025296, 2169960, 2336880, 2531620, 3037944, 3797430, 4339920, 5063240, 6075888, 7594860, 10126480, 15189720, 30379440]

約数ペア:

[(1, 30379440), (2, 15189720), (3, 10126480), (4, 7594860), (5, 6075888), (6, 5063240), (7, 4339920), (8, 3797430), (10, 3037944), (12, 2531620), (13, 2336880), (14, 2169960), (15, 2025296), (16, 1898715), (20, 1518972), (21, 1446640), (24, 1265810), (26, 1168440), (28, 1084980), (30, 1012648), (35, 867984), (39, 778960), (40, 759486), (42, 723320), (48, 632905), (52, 584220), (56, 542490), (60, 506324), (65, 467376), (70, 433992), (78, 389480), (80, 379743), (84, 361660), (91, 333840), (104, 292110), (105, 289328), (107, 283920), (112, 271245), (120, 253162), (130, 233688), (140, 216996), (156, 194740), (168, 180830), (169, 179760), (182, 166920), (195, 155792), (208, 146055), (210, 144664), (214, 141960), (240, 126581), (260, 116844), (273, 111280), (280, 108498), (312, 97370), (321, 94640), (336, 90415), (338, 89880), (364, 83460), (390, 77896), (420, 72332), (428, 70980), (455, 66768), (507, 59920), (520, 58422), (535, 56784), (546, 55640), (560, 54249), (624, 48685), (642, 47320), (676, 44940), (728, 41730), (749, 40560), (780, 38948), (840, 36166), (845, 35952), (856, 35490), (910, 33384), (1014, 29960), (1040, 29211), (1070, 28392), (1092, 27820), (1183, 25680), (1284, 23660), (1352, 22470), (1365, 22256), (1391, 21840), (1456, 20865), (1498, 20280), (1560, 19474), (1605, 18928), (1680, 18083), (1690, 17976), (1712, 17745), (1820, 16692), (2028, 14980), (2140, 14196), (2184, 13910), (2247, 13520), (2366, 12840), (2535, 11984), (2568, 11830), (2704, 11235), (2730, 11128), (2782, 10920), (2996, 10140), (3120, 9737), (3210, 9464), (3380, 8988), (3549, 8560), (3640, 8346), (3745, 8112), (4056, 7490), (4173, 7280), (4280, 7098), (4368, 6955), (4494, 6760), (4732, 6420), (5070, 5992), (5136, 5915), (5460, 5564)]