128199240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:453

約数の個数: 256

約数和(自身を含む): 481420800

約数和(自身を除く): 353221560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 23, 24, 26, 27, 30, 36, 39, 40, 45, 46, 52, 54, 60, 65, 69, 72, 78, 90, 92, 104, 108, 115, 117, 120, 130, 135, 138, 156, 180, 184, 195, 207, 216, 230, 234, 260, 270, 276, 299, 312, 345, 351, 360, 390, 397, 414, 460, 468, 520, 540, 552, 585, 598, 621, 690, 702, 780, 794, 828, 897, 920, 936, 1035, 1080, 1170, 1191, 1196, 1242, 1380, 1404, 1495, 1560, 1588, 1656, 1755, 1794, 1985, 2070, 2340, 2382, 2392, 2484, 2691, 2760, 2808, 2990, 3105, 3176, 3510, 3573, 3588, 3970, 4140, 4485, 4680, 4764, 4968, 5161, 5382, 5955, 5980, 6210, 7020, 7146, 7176, 7940, 8073, 8280, 8970, 9131, 9528, 10322, 10719, 10764, 11910, 11960, 12420, 13455, 14040, 14292, 15483, 15880, 16146, 17865, 17940, 18262, 20644, 21438, 21528, 23820, 24840, 25805, 26910, 27393, 28584, 30966, 32292, 35730, 35880, 36524, 40365, 41288, 42876, 45655, 46449, 47640, 51610, 53595, 53820, 54786, 61932, 64584, 71460, 73048, 77415, 80730, 82179, 85752, 91310, 92898, 103220, 107190, 107640, 109572, 118703, 123864, 136965, 139347, 142920, 154830, 161460, 164358, 182620, 185796, 206440, 214380, 219144, 232245, 237406, 246537, 273930, 278694, 309660, 322920, 328716, 356109, 365240, 371592, 410895, 428760, 464490, 474812, 493074, 547860, 557388, 593515, 619320, 657432, 696735, 712218, 821790, 928980, 949624, 986148, 1068327, 1095720, 1114776, 1187030, 1232685, 1393470, 1424436, 1643580, 1780545, 1857960, 1972296, 2136654, 2374060, 2465370, 2786940, 2848872, 3204981, 3287160, 3561090, 4273308, 4748120, 4930740, 5341635, 5573880, 6409962, 7122180, 8546616, 9861480, 10683270, 12819924, 14244360, 16024905, 21366540, 25639848, 32049810, 42733080, 64099620, 128199240]

約数ペア:

[(1, 128199240), (2, 64099620), (3, 42733080), (4, 32049810), (5, 25639848), (6, 21366540), (8, 16024905), (9, 14244360), (10, 12819924), (12, 10683270), (13, 9861480), (15, 8546616), (18, 7122180), (20, 6409962), (23, 5573880), (24, 5341635), (26, 4930740), (27, 4748120), (30, 4273308), (36, 3561090), (39, 3287160), (40, 3204981), (45, 2848872), (46, 2786940), (52, 2465370), (54, 2374060), (60, 2136654), (65, 1972296), (69, 1857960), (72, 1780545), (78, 1643580), (90, 1424436), (92, 1393470), (104, 1232685), (108, 1187030), (115, 1114776), (117, 1095720), (120, 1068327), (130, 986148), (135, 949624), (138, 928980), (156, 821790), (180, 712218), (184, 696735), (195, 657432), (207, 619320), (216, 593515), (230, 557388), (234, 547860), (260, 493074), (270, 474812), (276, 464490), (299, 428760), (312, 410895), (345, 371592), (351, 365240), (360, 356109), (390, 328716), (397, 322920), (414, 309660), (460, 278694), (468, 273930), (520, 246537), (540, 237406), (552, 232245), (585, 219144), (598, 214380), (621, 206440), (690, 185796), (702, 182620), (780, 164358), (794, 161460), (828, 154830), (897, 142920), (920, 139347), (936, 136965), (1035, 123864), (1080, 118703), (1170, 109572), (1191, 107640), (1196, 107190), (1242, 103220), (1380, 92898), (1404, 91310), (1495, 85752), (1560, 82179), (1588, 80730), (1656, 77415), (1755, 73048), (1794, 71460), (1985, 64584), (2070, 61932), (2340, 54786), (2382, 53820), (2392, 53595), (2484, 51610), (2691, 47640), (2760, 46449), (2808, 45655), (2990, 42876), (3105, 41288), (3176, 40365), (3510, 36524), (3573, 35880), (3588, 35730), (3970, 32292), (4140, 30966), (4485, 28584), (4680, 27393), (4764, 26910), (4968, 25805), (5161, 24840), (5382, 23820), (5955, 21528), (5980, 21438), (6210, 20644), (7020, 18262), (7146, 17940), (7176, 17865), (7940, 16146), (8073, 15880), (8280, 15483), (8970, 14292), (9131, 14040), (9528, 13455), (10322, 12420), (10719, 11960), (10764, 11910)]