213189080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1459}}^1$

素因数の和:1764

約数の個数: 64

約数和(自身を含む): 518767200

約数和(自身を除く): 305578120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 281, 520, 562, 1124, 1405, 1459, 2248, 2810, 2918, 3653, 5620, 5836, 7295, 7306, 11240, 11672, 14590, 14612, 18265, 18967, 29180, 29224, 36530, 37934, 58360, 73060, 75868, 94835, 146120, 151736, 189670, 379340, 409979, 758680, 819958, 1639916, 2049895, 3279832, 4099790, 5329727, 8199580, 10659454, 16399160, 21318908, 26648635, 42637816, 53297270, 106594540, 213189080]

約数ペア:

[(1, 213189080), (2, 106594540), (4, 53297270), (5, 42637816), (8, 26648635), (10, 21318908), (13, 16399160), (20, 10659454), (26, 8199580), (40, 5329727), (52, 4099790), (65, 3279832), (104, 2049895), (130, 1639916), (260, 819958), (281, 758680), (520, 409979), (562, 379340), (1124, 189670), (1405, 151736), (1459, 146120), (2248, 94835), (2810, 75868), (2918, 73060), (3653, 58360), (5620, 37934), (5836, 36530), (7295, 29224), (7306, 29180), (11240, 18967), (11672, 18265), (14590, 14612)]