259737240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:462

約数の個数: 192

約数和(自身を含む): 915356160

約数和(自身を除く): 655618920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 163, 168, 196, 210, 245, 271, 280, 294, 326, 392, 420, 489, 490, 542, 588, 652, 735, 813, 815, 840, 978, 980, 1084, 1141, 1176, 1304, 1355, 1470, 1626, 1630, 1897, 1956, 1960, 2168, 2282, 2445, 2710, 2940, 3252, 3260, 3423, 3794, 3912, 4065, 4564, 4890, 5420, 5691, 5705, 5880, 6504, 6520, 6846, 7588, 7987, 8130, 9128, 9485, 9780, 10840, 11382, 11410, 13279, 13692, 15176, 15974, 16260, 17115, 18970, 19560, 22764, 22820, 23961, 26558, 27384, 28455, 31948, 32520, 34230, 37940, 39837, 39935, 44173, 45528, 45640, 47922, 53116, 56910, 63896, 66395, 68460, 75880, 79674, 79870, 88346, 95844, 106232, 113820, 119805, 132519, 132790, 136920, 159348, 159740, 176692, 191688, 199185, 220865, 227640, 239610, 265038, 265580, 309211, 318696, 319480, 353384, 398370, 441730, 479220, 530076, 531160, 618422, 662595, 796740, 883460, 927633, 958440, 1060152, 1236844, 1325190, 1546055, 1593480, 1766920, 1855266, 2164477, 2473688, 2650380, 3092110, 3710532, 4328954, 4638165, 5300760, 6184220, 6493431, 7421064, 8657908, 9276330, 10822385, 12368440, 12986862, 17315816, 18552660, 21644770, 25973724, 32467155, 37105320, 43289540, 51947448, 64934310, 86579080, 129868620, 259737240]

約数ペア:

[(1, 259737240), (2, 129868620), (3, 86579080), (4, 64934310), (5, 51947448), (6, 43289540), (7, 37105320), (8, 32467155), (10, 25973724), (12, 21644770), (14, 18552660), (15, 17315816), (20, 12986862), (21, 12368440), (24, 10822385), (28, 9276330), (30, 8657908), (35, 7421064), (40, 6493431), (42, 6184220), (49, 5300760), (56, 4638165), (60, 4328954), (70, 3710532), (84, 3092110), (98, 2650380), (105, 2473688), (120, 2164477), (140, 1855266), (147, 1766920), (163, 1593480), (168, 1546055), (196, 1325190), (210, 1236844), (245, 1060152), (271, 958440), (280, 927633), (294, 883460), (326, 796740), (392, 662595), (420, 618422), (489, 531160), (490, 530076), (542, 479220), (588, 441730), (652, 398370), (735, 353384), (813, 319480), (815, 318696), (840, 309211), (978, 265580), (980, 265038), (1084, 239610), (1141, 227640), (1176, 220865), (1304, 199185), (1355, 191688), (1470, 176692), (1626, 159740), (1630, 159348), (1897, 136920), (1956, 132790), (1960, 132519), (2168, 119805), (2282, 113820), (2445, 106232), (2710, 95844), (2940, 88346), (3252, 79870), (3260, 79674), (3423, 75880), (3794, 68460), (3912, 66395), (4065, 63896), (4564, 56910), (4890, 53116), (5420, 47922), (5691, 45640), (5705, 45528), (5880, 44173), (6504, 39935), (6520, 39837), (6846, 37940), (7588, 34230), (7987, 32520), (8130, 31948), (9128, 28455), (9485, 27384), (9780, 26558), (10840, 23961), (11382, 22820), (11410, 22764), (13279, 19560), (13692, 18970), (15176, 17115), (15974, 16260)]