247479960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:338

約数の個数: 256

約数和(自身を含む): 926069760

約数和(自身を除く): 678589800

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, 120, 130, 131, 140, 156, 168, 173, 182, 195, 210, 260, 262, 273, 280, 312, 346, 364, 390, 393, 420, 455, 519, 520, 524, 546, 655, 692, 728, 780, 786, 840, 865, 910, 917, 1038, 1048, 1092, 1211, 1310, 1365, 1384, 1560, 1572, 1703, 1730, 1820, 1834, 1965, 2076, 2184, 2249, 2422, 2595, 2620, 2730, 2751, 3144, 3406, 3460, 3633, 3640, 3668, 3930, 4152, 4498, 4585, 4844, 5109, 5190, 5240, 5460, 5502, 6055, 6747, 6812, 6920, 7266, 7336, 7860, 8515, 8996, 9170, 9688, 10218, 10380, 10920, 11004, 11245, 11921, 12110, 13494, 13624, 13755, 14532, 15720, 15743, 17030, 17992, 18165, 18340, 20436, 20760, 22008, 22490, 22663, 23842, 24220, 25545, 26988, 27510, 29064, 31486, 33735, 34060, 35763, 36330, 36680, 40872, 44980, 45326, 47229, 47684, 48440, 51090, 53976, 55020, 59605, 62972, 67470, 67989, 68120, 71526, 72660, 78715, 89960, 90652, 94458, 95368, 102180, 110040, 113315, 119210, 125944, 134940, 135978, 143052, 145320, 157430, 158641, 178815, 181304, 188916, 204360, 226630, 236145, 238420, 269880, 271956, 286104, 294619, 314860, 317282, 339945, 357630, 377832, 453260, 472290, 475923, 476840, 543912, 589238, 629720, 634564, 679890, 715260, 793205, 883857, 906520, 944580, 951846, 1178476, 1269128, 1359780, 1430520, 1473095, 1586410, 1767714, 1889160, 1903692, 2062333, 2356952, 2379615, 2719560, 2946190, 3172820, 3535428, 3807384, 4124666, 4419285, 4759230, 5892380, 6186999, 6345640, 7070856, 8249332, 8838570, 9518460, 10311665, 11784760, 12373998, 16498664, 17677140, 19036920, 20623330, 24747996, 30934995, 35354280, 41246660, 49495992, 61869990, 82493320, 123739980, 247479960]

約数ペア:

[(1, 247479960), (2, 123739980), (3, 82493320), (4, 61869990), (5, 49495992), (6, 41246660), (7, 35354280), (8, 30934995), (10, 24747996), (12, 20623330), (13, 19036920), (14, 17677140), (15, 16498664), (20, 12373998), (21, 11784760), (24, 10311665), (26, 9518460), (28, 8838570), (30, 8249332), (35, 7070856), (39, 6345640), (40, 6186999), (42, 5892380), (52, 4759230), (56, 4419285), (60, 4124666), (65, 3807384), (70, 3535428), (78, 3172820), (84, 2946190), (91, 2719560), (104, 2379615), (105, 2356952), (120, 2062333), (130, 1903692), (131, 1889160), (140, 1767714), (156, 1586410), (168, 1473095), (173, 1430520), (182, 1359780), (195, 1269128), (210, 1178476), (260, 951846), (262, 944580), (273, 906520), (280, 883857), (312, 793205), (346, 715260), (364, 679890), (390, 634564), (393, 629720), (420, 589238), (455, 543912), (519, 476840), (520, 475923), (524, 472290), (546, 453260), (655, 377832), (692, 357630), (728, 339945), (780, 317282), (786, 314860), (840, 294619), (865, 286104), (910, 271956), (917, 269880), (1038, 238420), (1048, 236145), (1092, 226630), (1211, 204360), (1310, 188916), (1365, 181304), (1384, 178815), (1560, 158641), (1572, 157430), (1703, 145320), (1730, 143052), (1820, 135978), (1834, 134940), (1965, 125944), (2076, 119210), (2184, 113315), (2249, 110040), (2422, 102180), (2595, 95368), (2620, 94458), (2730, 90652), (2751, 89960), (3144, 78715), (3406, 72660), (3460, 71526), (3633, 68120), (3640, 67989), (3668, 67470), (3930, 62972), (4152, 59605), (4498, 55020), (4585, 53976), (4844, 51090), (5109, 48440), (5190, 47684), (5240, 47229), (5460, 45326), (5502, 44980), (6055, 40872), (6747, 36680), (6812, 36330), (6920, 35763), (7266, 34060), (7336, 33735), (7860, 31486), (8515, 29064), (8996, 27510), (9170, 26988), (9688, 25545), (10218, 24220), (10380, 23842), (10920, 22663), (11004, 22490), (11245, 22008), (11921, 20760), (12110, 20436), (13494, 18340), (13624, 18165), (13755, 17992), (14532, 17030), (15720, 15743)]