190078720

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11423}}^1$

素因数の和:11457

約数の個数: 72

約数和(自身を含む): 490363776

約数和(自身を除く): 300285056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 11423, 16640, 22846, 45692, 57115, 91384, 114230, 148499, 182768, 228460, 296998, 365536, 456920, 593996, 731072, 742495, 913840, 1187992, 1462144, 1484990, 1827680, 2375984, 2924288, 2969980, 3655360, 4751968, 5939960, 7310720, 9503936, 11879920, 14621440, 19007872, 23759840, 38015744, 47519680, 95039360, 190078720]

約数ペア:

[(1, 190078720), (2, 95039360), (4, 47519680), (5, 38015744), (8, 23759840), (10, 19007872), (13, 14621440), (16, 11879920), (20, 9503936), (26, 7310720), (32, 5939960), (40, 4751968), (52, 3655360), (64, 2969980), (65, 2924288), (80, 2375984), (104, 1827680), (128, 1484990), (130, 1462144), (160, 1187992), (208, 913840), (256, 742495), (260, 731072), (320, 593996), (416, 456920), (520, 365536), (640, 296998), (832, 228460), (1040, 182768), (1280, 148499), (1664, 114230), (2080, 91384), (3328, 57115), (4160, 45692), (8320, 22846), (11423, 16640)]