868641720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{26711}}^1$

素因数の和:26996

約数の個数: 64

約数和(自身を含む): 2615639040

約数和(自身を除く): 1746997320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 271, 542, 813, 1084, 1355, 1626, 2168, 2710, 3252, 4065, 5420, 6504, 8130, 10840, 16260, 26711, 32520, 53422, 80133, 106844, 133555, 160266, 213688, 267110, 320532, 400665, 534220, 641064, 801330, 1068440, 1602660, 3205320, 7238681, 14477362, 21716043, 28954724, 36193405, 43432086, 57909448, 72386810, 86864172, 108580215, 144773620, 173728344, 217160430, 289547240, 434320860, 868641720]

約数ペア:

[(1, 868641720), (2, 434320860), (3, 289547240), (4, 217160430), (5, 173728344), (6, 144773620), (8, 108580215), (10, 86864172), (12, 72386810), (15, 57909448), (20, 43432086), (24, 36193405), (30, 28954724), (40, 21716043), (60, 14477362), (120, 7238681), (271, 3205320), (542, 1602660), (813, 1068440), (1084, 801330), (1355, 641064), (1626, 534220), (2168, 400665), (2710, 320532), (3252, 267110), (4065, 213688), (5420, 160266), (6504, 133555), (8130, 106844), (10840, 80133), (16260, 53422), (26711, 32520)]