29915820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:576

約数の個数: 144

約数和(自身を含む): 102604320

約数和(自身を除く): 72688500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 29, 30, 33, 36, 44, 45, 55, 58, 60, 66, 87, 90, 99, 110, 116, 132, 145, 165, 174, 180, 198, 220, 261, 290, 319, 330, 348, 396, 435, 495, 521, 522, 580, 638, 660, 870, 957, 990, 1042, 1044, 1276, 1305, 1563, 1595, 1740, 1914, 1980, 2084, 2605, 2610, 2871, 3126, 3190, 3828, 4689, 4785, 5210, 5220, 5731, 5742, 6252, 6380, 7815, 9378, 9570, 10420, 11462, 11484, 14355, 15109, 15630, 17193, 18756, 19140, 22924, 23445, 28655, 28710, 30218, 31260, 34386, 45327, 46890, 51579, 57310, 57420, 60436, 68772, 75545, 85965, 90654, 93780, 103158, 114620, 135981, 151090, 166199, 171930, 181308, 206316, 226635, 257895, 271962, 302180, 332398, 343860, 453270, 498597, 515790, 543924, 664796, 679905, 830995, 906540, 997194, 1031580, 1359810, 1495791, 1661990, 1994388, 2492985, 2719620, 2991582, 3323980, 4985970, 5983164, 7478955, 9971940, 14957910, 29915820]

約数ペア:

[(1, 29915820), (2, 14957910), (3, 9971940), (4, 7478955), (5, 5983164), (6, 4985970), (9, 3323980), (10, 2991582), (11, 2719620), (12, 2492985), (15, 1994388), (18, 1661990), (20, 1495791), (22, 1359810), (29, 1031580), (30, 997194), (33, 906540), (36, 830995), (44, 679905), (45, 664796), (55, 543924), (58, 515790), (60, 498597), (66, 453270), (87, 343860), (90, 332398), (99, 302180), (110, 271962), (116, 257895), (132, 226635), (145, 206316), (165, 181308), (174, 171930), (180, 166199), (198, 151090), (220, 135981), (261, 114620), (290, 103158), (319, 93780), (330, 90654), (348, 85965), (396, 75545), (435, 68772), (495, 60436), (521, 57420), (522, 57310), (580, 51579), (638, 46890), (660, 45327), (870, 34386), (957, 31260), (990, 30218), (1042, 28710), (1044, 28655), (1276, 23445), (1305, 22924), (1563, 19140), (1595, 18756), (1740, 17193), (1914, 15630), (1980, 15109), (2084, 14355), (2605, 11484), (2610, 11462), (2871, 10420), (3126, 9570), (3190, 9378), (3828, 7815), (4689, 6380), (4785, 6252), (5210, 5742), (5220, 5731)]