16529240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 48384000

約数和(自身を除く): 31854760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 239, 247, 260, 266, 280, 364, 380, 455, 478, 494, 520, 532, 665, 728, 760, 910, 956, 988, 1064, 1195, 1235, 1330, 1673, 1729, 1820, 1912, 1976, 2390, 2470, 2660, 3107, 3346, 3458, 3640, 4541, 4780, 4940, 5320, 6214, 6692, 6916, 8365, 8645, 9082, 9560, 9880, 12428, 13384, 13832, 15535, 16730, 17290, 18164, 21749, 22705, 24856, 31070, 31787, 33460, 34580, 36328, 43498, 45410, 59033, 62140, 63574, 66920, 69160, 86996, 90820, 108745, 118066, 124280, 127148, 158935, 173992, 181640, 217490, 236132, 254296, 295165, 317870, 413231, 434980, 472264, 590330, 635740, 826462, 869960, 1180660, 1271480, 1652924, 2066155, 2361320, 3305848, 4132310, 8264620, 16529240]

約数ペア:

[(1, 16529240), (2, 8264620), (4, 4132310), (5, 3305848), (7, 2361320), (8, 2066155), (10, 1652924), (13, 1271480), (14, 1180660), (19, 869960), (20, 826462), (26, 635740), (28, 590330), (35, 472264), (38, 434980), (40, 413231), (52, 317870), (56, 295165), (65, 254296), (70, 236132), (76, 217490), (91, 181640), (95, 173992), (104, 158935), (130, 127148), (133, 124280), (140, 118066), (152, 108745), (182, 90820), (190, 86996), (239, 69160), (247, 66920), (260, 63574), (266, 62140), (280, 59033), (364, 45410), (380, 43498), (455, 36328), (478, 34580), (494, 33460), (520, 31787), (532, 31070), (665, 24856), (728, 22705), (760, 21749), (910, 18164), (956, 17290), (988, 16730), (1064, 15535), (1195, 13832), (1235, 13384), (1330, 12428), (1673, 9880), (1729, 9560), (1820, 9082), (1912, 8645), (1976, 8365), (2390, 6916), (2470, 6692), (2660, 6214), (3107, 5320), (3346, 4940), (3458, 4780), (3640, 4541)]