290661840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:698

約数の個数: 240

約数和(自身を含む): 1128606336

約数和(自身を除く): 837944496

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 101, 105, 112, 120, 126, 140, 144, 168, 180, 202, 210, 240, 252, 280, 303, 315, 336, 360, 404, 420, 504, 505, 560, 571, 606, 630, 707, 720, 808, 840, 909, 1008, 1010, 1142, 1212, 1260, 1414, 1515, 1616, 1680, 1713, 1818, 2020, 2121, 2284, 2424, 2520, 2828, 2855, 3030, 3426, 3535, 3636, 3997, 4040, 4242, 4545, 4568, 4848, 5040, 5139, 5656, 5710, 6060, 6363, 6852, 7070, 7272, 7994, 8080, 8484, 8565, 9090, 9136, 10278, 10605, 11312, 11420, 11991, 12120, 12726, 13704, 14140, 14544, 15988, 16968, 17130, 18180, 19985, 20556, 21210, 22840, 23982, 24240, 25452, 25695, 27408, 28280, 31815, 31976, 33936, 34260, 35973, 36360, 39970, 41112, 42420, 45680, 47964, 50904, 51390, 56560, 57671, 59955, 63630, 63952, 68520, 71946, 72720, 79940, 82224, 84840, 95928, 101808, 102780, 115342, 119910, 127260, 137040, 143892, 159880, 169680, 173013, 179865, 191856, 205560, 230684, 239820, 254520, 287784, 288355, 319760, 346026, 359730, 403697, 411120, 461368, 479640, 509040, 519039, 575568, 576710, 692052, 719460, 807394, 865065, 922736, 959280, 1038078, 1153420, 1211091, 1384104, 1438920, 1614788, 1730130, 2018485, 2076156, 2306840, 2422182, 2595195, 2768208, 2877840, 3229576, 3460260, 3633273, 4036970, 4152312, 4613680, 4844364, 5190390, 6055455, 6459152, 6920520, 7266546, 8073940, 8304624, 9688728, 10380780, 12110910, 13841040, 14533092, 16147880, 18166365, 19377456, 20761560, 24221820, 29066184, 32295760, 36332730, 41523120, 48443640, 58132368, 72665460, 96887280, 145330920, 290661840]

約数ペア:

[(1, 290661840), (2, 145330920), (3, 96887280), (4, 72665460), (5, 58132368), (6, 48443640), (7, 41523120), (8, 36332730), (9, 32295760), (10, 29066184), (12, 24221820), (14, 20761560), (15, 19377456), (16, 18166365), (18, 16147880), (20, 14533092), (21, 13841040), (24, 12110910), (28, 10380780), (30, 9688728), (35, 8304624), (36, 8073940), (40, 7266546), (42, 6920520), (45, 6459152), (48, 6055455), (56, 5190390), (60, 4844364), (63, 4613680), (70, 4152312), (72, 4036970), (80, 3633273), (84, 3460260), (90, 3229576), (101, 2877840), (105, 2768208), (112, 2595195), (120, 2422182), (126, 2306840), (140, 2076156), (144, 2018485), (168, 1730130), (180, 1614788), (202, 1438920), (210, 1384104), (240, 1211091), (252, 1153420), (280, 1038078), (303, 959280), (315, 922736), (336, 865065), (360, 807394), (404, 719460), (420, 692052), (504, 576710), (505, 575568), (560, 519039), (571, 509040), (606, 479640), (630, 461368), (707, 411120), (720, 403697), (808, 359730), (840, 346026), (909, 319760), (1008, 288355), (1010, 287784), (1142, 254520), (1212, 239820), (1260, 230684), (1414, 205560), (1515, 191856), (1616, 179865), (1680, 173013), (1713, 169680), (1818, 159880), (2020, 143892), (2121, 137040), (2284, 127260), (2424, 119910), (2520, 115342), (2828, 102780), (2855, 101808), (3030, 95928), (3426, 84840), (3535, 82224), (3636, 79940), (3997, 72720), (4040, 71946), (4242, 68520), (4545, 63952), (4568, 63630), (4848, 59955), (5040, 57671), (5139, 56560), (5656, 51390), (5710, 50904), (6060, 47964), (6363, 45680), (6852, 42420), (7070, 41112), (7272, 39970), (7994, 36360), (8080, 35973), (8484, 34260), (8565, 33936), (9090, 31976), (9136, 31815), (10278, 28280), (10605, 27408), (11312, 25695), (11420, 25452), (11991, 24240), (12120, 23982), (12726, 22840), (13704, 21210), (14140, 20556), (14544, 19985), (15988, 18180), (16968, 17130)]