128755872

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:436

約数の個数: 192

約数和(自身を含む): 437472000

約数和(自身を除く): 308716128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 61, 63, 72, 84, 96, 108, 112, 122, 126, 144, 168, 183, 189, 216, 224, 244, 252, 288, 336, 349, 366, 378, 427, 432, 488, 504, 549, 672, 698, 732, 756, 854, 864, 976, 1008, 1047, 1098, 1281, 1396, 1464, 1512, 1647, 1708, 1952, 2016, 2094, 2196, 2443, 2562, 2792, 2928, 3024, 3141, 3294, 3416, 3843, 4188, 4392, 4886, 5124, 5584, 5856, 6048, 6282, 6588, 6832, 7329, 7686, 8376, 8784, 9423, 9772, 10248, 11168, 11529, 12564, 13176, 13664, 14658, 15372, 16752, 17568, 18846, 19544, 20496, 21289, 21987, 23058, 25128, 26352, 29316, 30744, 33504, 37692, 39088, 40992, 42578, 43974, 46116, 50256, 52704, 58632, 61488, 63867, 65961, 75384, 78176, 85156, 87948, 92232, 100512, 117264, 122976, 127734, 131922, 149023, 150768, 170312, 175896, 184464, 191601, 234528, 255468, 263844, 298046, 301536, 340624, 351792, 368928, 383202, 447069, 510936, 527688, 574803, 596092, 681248, 703584, 766404, 894138, 1021872, 1055376, 1149606, 1192184, 1341207, 1532808, 1788276, 2043744, 2110752, 2299212, 2384368, 2682414, 3065616, 3576552, 4023621, 4598424, 4768736, 5364828, 6131232, 7153104, 8047242, 9196848, 10729656, 14306208, 16094484, 18393696, 21459312, 32188968, 42918624, 64377936, 128755872]

約数ペア:

[(1, 128755872), (2, 64377936), (3, 42918624), (4, 32188968), (6, 21459312), (7, 18393696), (8, 16094484), (9, 14306208), (12, 10729656), (14, 9196848), (16, 8047242), (18, 7153104), (21, 6131232), (24, 5364828), (27, 4768736), (28, 4598424), (32, 4023621), (36, 3576552), (42, 3065616), (48, 2682414), (54, 2384368), (56, 2299212), (61, 2110752), (63, 2043744), (72, 1788276), (84, 1532808), (96, 1341207), (108, 1192184), (112, 1149606), (122, 1055376), (126, 1021872), (144, 894138), (168, 766404), (183, 703584), (189, 681248), (216, 596092), (224, 574803), (244, 527688), (252, 510936), (288, 447069), (336, 383202), (349, 368928), (366, 351792), (378, 340624), (427, 301536), (432, 298046), (488, 263844), (504, 255468), (549, 234528), (672, 191601), (698, 184464), (732, 175896), (756, 170312), (854, 150768), (864, 149023), (976, 131922), (1008, 127734), (1047, 122976), (1098, 117264), (1281, 100512), (1396, 92232), (1464, 87948), (1512, 85156), (1647, 78176), (1708, 75384), (1952, 65961), (2016, 63867), (2094, 61488), (2196, 58632), (2443, 52704), (2562, 50256), (2792, 46116), (2928, 43974), (3024, 42578), (3141, 40992), (3294, 39088), (3416, 37692), (3843, 33504), (4188, 30744), (4392, 29316), (4886, 26352), (5124, 25128), (5584, 23058), (5856, 21987), (6048, 21289), (6282, 20496), (6588, 19544), (6832, 18846), (7329, 17568), (7686, 16752), (8376, 15372), (8784, 14658), (9423, 13664), (9772, 13176), (10248, 12564), (11168, 11529)]