222317775

素因数分解:

$3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 411911136

約数和(自身を除く): 189593361

約数列:

[1, 3, 5, 9, 15, 25, 45, 53, 75, 103, 159, 181, 225, 265, 309, 477, 515, 543, 795, 905, 927, 1325, 1545, 1629, 2385, 2575, 2715, 3975, 4525, 4635, 5459, 7725, 8145, 9593, 11925, 13575, 16377, 18643, 23175, 27295, 28779, 40725, 47965, 49131, 55929, 81885, 86337, 93215, 136475, 143895, 167787, 239825, 245655, 279645, 409425, 431685, 466075, 719475, 838935, 988079, 1228275, 1398225, 2158425, 2964237, 4194675, 4940395, 8892711, 14821185, 24701975, 44463555, 74105925, 222317775]

約数ペア:

[(1, 222317775), (3, 74105925), (5, 44463555), (9, 24701975), (15, 14821185), (25, 8892711), (45, 4940395), (53, 4194675), (75, 2964237), (103, 2158425), (159, 1398225), (181, 1228275), (225, 988079), (265, 838935), (309, 719475), (477, 466075), (515, 431685), (543, 409425), (795, 279645), (905, 245655), (927, 239825), (1325, 167787), (1545, 143895), (1629, 136475), (2385, 93215), (2575, 86337), (2715, 81885), (3975, 55929), (4525, 49131), (4635, 47965), (5459, 40725), (7725, 28779), (8145, 27295), (9593, 23175), (11925, 18643), (13575, 16377)]