66819480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:274

約数の個数: 256

約数和(自身を含む): 256435200

約数和(自身を除く): 189615720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 29, 30, 35, 39, 40, 42, 52, 56, 58, 60, 65, 70, 78, 84, 87, 91, 104, 105, 116, 120, 130, 140, 145, 156, 168, 174, 182, 195, 203, 210, 211, 232, 260, 273, 280, 290, 312, 348, 364, 377, 390, 406, 420, 422, 435, 455, 520, 546, 580, 609, 633, 696, 728, 754, 780, 812, 840, 844, 870, 910, 1015, 1055, 1092, 1131, 1160, 1218, 1266, 1365, 1477, 1508, 1560, 1624, 1688, 1740, 1820, 1885, 2030, 2110, 2184, 2262, 2436, 2532, 2639, 2730, 2743, 2954, 3016, 3045, 3165, 3480, 3640, 3770, 4060, 4220, 4431, 4524, 4872, 5064, 5278, 5460, 5486, 5655, 5908, 6090, 6119, 6330, 7385, 7540, 7917, 8120, 8229, 8440, 8862, 9048, 10556, 10920, 10972, 11310, 11816, 12180, 12238, 12660, 13195, 13715, 14770, 15080, 15834, 16458, 17724, 18357, 19201, 21112, 21944, 22155, 22620, 24360, 24476, 25320, 26390, 27430, 29540, 30595, 31668, 32916, 35448, 36714, 38402, 39585, 41145, 42833, 44310, 45240, 48952, 52780, 54860, 57603, 59080, 61190, 63336, 65832, 73428, 76804, 79170, 79547, 82290, 85666, 88620, 91785, 96005, 105560, 109720, 115206, 122380, 128499, 146856, 153608, 158340, 159094, 164580, 171332, 177240, 183570, 192010, 214165, 230412, 238641, 244760, 256998, 288015, 316680, 318188, 329160, 342664, 367140, 384020, 397735, 428330, 460824, 477282, 513996, 556829, 576030, 636376, 642495, 734280, 768040, 795470, 856660, 954564, 1027992, 1113658, 1152060, 1193205, 1284990, 1590940, 1670487, 1713320, 1909128, 2227316, 2304120, 2386410, 2569980, 2784145, 3181880, 3340974, 4454632, 4772820, 5139960, 5568290, 6681948, 8352435, 9545640, 11136580, 13363896, 16704870, 22273160, 33409740, 66819480]

約数ペア:

[(1, 66819480), (2, 33409740), (3, 22273160), (4, 16704870), (5, 13363896), (6, 11136580), (7, 9545640), (8, 8352435), (10, 6681948), (12, 5568290), (13, 5139960), (14, 4772820), (15, 4454632), (20, 3340974), (21, 3181880), (24, 2784145), (26, 2569980), (28, 2386410), (29, 2304120), (30, 2227316), (35, 1909128), (39, 1713320), (40, 1670487), (42, 1590940), (52, 1284990), (56, 1193205), (58, 1152060), (60, 1113658), (65, 1027992), (70, 954564), (78, 856660), (84, 795470), (87, 768040), (91, 734280), (104, 642495), (105, 636376), (116, 576030), (120, 556829), (130, 513996), (140, 477282), (145, 460824), (156, 428330), (168, 397735), (174, 384020), (182, 367140), (195, 342664), (203, 329160), (210, 318188), (211, 316680), (232, 288015), (260, 256998), (273, 244760), (280, 238641), (290, 230412), (312, 214165), (348, 192010), (364, 183570), (377, 177240), (390, 171332), (406, 164580), (420, 159094), (422, 158340), (435, 153608), (455, 146856), (520, 128499), (546, 122380), (580, 115206), (609, 109720), (633, 105560), (696, 96005), (728, 91785), (754, 88620), (780, 85666), (812, 82290), (840, 79547), (844, 79170), (870, 76804), (910, 73428), (1015, 65832), (1055, 63336), (1092, 61190), (1131, 59080), (1160, 57603), (1218, 54860), (1266, 52780), (1365, 48952), (1477, 45240), (1508, 44310), (1560, 42833), (1624, 41145), (1688, 39585), (1740, 38402), (1820, 36714), (1885, 35448), (2030, 32916), (2110, 31668), (2184, 30595), (2262, 29540), (2436, 27430), (2532, 26390), (2639, 25320), (2730, 24476), (2743, 24360), (2954, 22620), (3016, 22155), (3045, 21944), (3165, 21112), (3480, 19201), (3640, 18357), (3770, 17724), (4060, 16458), (4220, 15834), (4431, 15080), (4524, 14770), (4872, 13715), (5064, 13195), (5278, 12660), (5460, 12238), (5486, 12180), (5655, 11816), (5908, 11310), (6090, 10972), (6119, 10920), (6330, 10556), (7385, 9048), (7540, 8862), (7917, 8440), (8120, 8229)]