163882880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:416

約数の個数: 128

約数和(自身を含む): 452537280

約数和(自身を除く): 288654400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 157, 160, 224, 233, 280, 314, 320, 448, 466, 560, 628, 640, 785, 896, 932, 1099, 1120, 1165, 1256, 1570, 1631, 1864, 2198, 2240, 2330, 2512, 3140, 3262, 3728, 4396, 4480, 4660, 5024, 5495, 6280, 6524, 7456, 8155, 8792, 9320, 10048, 10990, 12560, 13048, 14912, 16310, 17584, 18640, 20096, 21980, 25120, 26096, 29824, 32620, 35168, 36581, 37280, 43960, 50240, 52192, 65240, 70336, 73162, 74560, 87920, 100480, 104384, 130480, 140672, 146324, 149120, 175840, 182905, 208768, 256067, 260960, 292648, 351680, 365810, 512134, 521920, 585296, 703360, 731620, 1024268, 1043840, 1170592, 1280335, 1463240, 2048536, 2341184, 2560670, 2926480, 4097072, 4682368, 5121340, 5852960, 8194144, 10242680, 11705920, 16388288, 20485360, 23411840, 32776576, 40970720, 81941440, 163882880]

約数ペア:

[(1, 163882880), (2, 81941440), (4, 40970720), (5, 32776576), (7, 23411840), (8, 20485360), (10, 16388288), (14, 11705920), (16, 10242680), (20, 8194144), (28, 5852960), (32, 5121340), (35, 4682368), (40, 4097072), (56, 2926480), (64, 2560670), (70, 2341184), (80, 2048536), (112, 1463240), (128, 1280335), (140, 1170592), (157, 1043840), (160, 1024268), (224, 731620), (233, 703360), (280, 585296), (314, 521920), (320, 512134), (448, 365810), (466, 351680), (560, 292648), (628, 260960), (640, 256067), (785, 208768), (896, 182905), (932, 175840), (1099, 149120), (1120, 146324), (1165, 140672), (1256, 130480), (1570, 104384), (1631, 100480), (1864, 87920), (2198, 74560), (2240, 73162), (2330, 70336), (2512, 65240), (3140, 52192), (3262, 50240), (3728, 43960), (4396, 37280), (4480, 36581), (4660, 35168), (5024, 32620), (5495, 29824), (6280, 26096), (6524, 25120), (7456, 21980), (8155, 20096), (8792, 18640), (9320, 17584), (10048, 16310), (10990, 14912), (12560, 13048)]