90879040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1399}}^1$

素因数の和:1452

約数の個数: 112

約数和(自身を含む): 256032000

約数和(自身を除く): 165152960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 320, 406, 448, 464, 560, 580, 812, 928, 1015, 1120, 1160, 1399, 1624, 1856, 2030, 2240, 2320, 2798, 3248, 4060, 4640, 5596, 6496, 6995, 8120, 9280, 9793, 11192, 12992, 13990, 16240, 19586, 22384, 27980, 32480, 39172, 40571, 44768, 48965, 55960, 64960, 78344, 81142, 89536, 97930, 111920, 156688, 162284, 195860, 202855, 223840, 283997, 313376, 324568, 391720, 405710, 447680, 567994, 626752, 649136, 783440, 811420, 1135988, 1298272, 1419985, 1566880, 1622840, 2271976, 2596544, 2839970, 3133760, 3245680, 4543952, 5679940, 6491360, 9087904, 11359880, 12982720, 18175808, 22719760, 45439520, 90879040]

約数ペア:

[(1, 90879040), (2, 45439520), (4, 22719760), (5, 18175808), (7, 12982720), (8, 11359880), (10, 9087904), (14, 6491360), (16, 5679940), (20, 4543952), (28, 3245680), (29, 3133760), (32, 2839970), (35, 2596544), (40, 2271976), (56, 1622840), (58, 1566880), (64, 1419985), (70, 1298272), (80, 1135988), (112, 811420), (116, 783440), (140, 649136), (145, 626752), (160, 567994), (203, 447680), (224, 405710), (232, 391720), (280, 324568), (290, 313376), (320, 283997), (406, 223840), (448, 202855), (464, 195860), (560, 162284), (580, 156688), (812, 111920), (928, 97930), (1015, 89536), (1120, 81142), (1160, 78344), (1399, 64960), (1624, 55960), (1856, 48965), (2030, 44768), (2240, 40571), (2320, 39172), (2798, 32480), (3248, 27980), (4060, 22384), (4640, 19586), (5596, 16240), (6496, 13990), (6995, 12992), (8120, 11192), (9280, 9793)]