166638640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:411

約数の個数: 160

約数和(自身を含む): 474255360

約数和(自身を除く): 307616720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 31, 35, 40, 56, 58, 62, 70, 80, 112, 116, 124, 140, 145, 155, 203, 217, 232, 248, 280, 290, 310, 331, 406, 434, 464, 496, 560, 580, 620, 662, 812, 868, 899, 1015, 1085, 1160, 1240, 1324, 1624, 1655, 1736, 1798, 2030, 2170, 2317, 2320, 2480, 2648, 3248, 3310, 3472, 3596, 4060, 4340, 4495, 4634, 5296, 6293, 6620, 7192, 8120, 8680, 8990, 9268, 9599, 10261, 11585, 12586, 13240, 14384, 16240, 17360, 17980, 18536, 19198, 20522, 23170, 25172, 26480, 31465, 35960, 37072, 38396, 41044, 46340, 47995, 50344, 51305, 62930, 67193, 71827, 71920, 76792, 82088, 92680, 95990, 100688, 102610, 125860, 134386, 143654, 153584, 164176, 185360, 191980, 205220, 251720, 268772, 287308, 297569, 335965, 359135, 383960, 410440, 503440, 537544, 574616, 595138, 671930, 718270, 767920, 820880, 1075088, 1149232, 1190276, 1343860, 1436540, 1487845, 2082983, 2380552, 2687720, 2873080, 2975690, 4165966, 4761104, 5375440, 5746160, 5951380, 8331932, 10414915, 11902760, 16663864, 20829830, 23805520, 33327728, 41659660, 83319320, 166638640]

約数ペア:

[(1, 166638640), (2, 83319320), (4, 41659660), (5, 33327728), (7, 23805520), (8, 20829830), (10, 16663864), (14, 11902760), (16, 10414915), (20, 8331932), (28, 5951380), (29, 5746160), (31, 5375440), (35, 4761104), (40, 4165966), (56, 2975690), (58, 2873080), (62, 2687720), (70, 2380552), (80, 2082983), (112, 1487845), (116, 1436540), (124, 1343860), (140, 1190276), (145, 1149232), (155, 1075088), (203, 820880), (217, 767920), (232, 718270), (248, 671930), (280, 595138), (290, 574616), (310, 537544), (331, 503440), (406, 410440), (434, 383960), (464, 359135), (496, 335965), (560, 297569), (580, 287308), (620, 268772), (662, 251720), (812, 205220), (868, 191980), (899, 185360), (1015, 164176), (1085, 153584), (1160, 143654), (1240, 134386), (1324, 125860), (1624, 102610), (1655, 100688), (1736, 95990), (1798, 92680), (2030, 82088), (2170, 76792), (2317, 71920), (2320, 71827), (2480, 67193), (2648, 62930), (3248, 51305), (3310, 50344), (3472, 47995), (3596, 46340), (4060, 41044), (4340, 38396), (4495, 37072), (4634, 35960), (5296, 31465), (6293, 26480), (6620, 25172), (7192, 23170), (8120, 20522), (8680, 19198), (8990, 18536), (9268, 17980), (9599, 17360), (10261, 16240), (11585, 14384), (12586, 13240)]