311785440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2011}}^1$

素因数の和:2065

約数の個数: 192

約数和(自身を含む): 1095171840

約数和(自身を除く): 783386400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 96, 102, 114, 120, 136, 152, 160, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 456, 480, 510, 544, 570, 608, 646, 680, 760, 816, 912, 969, 1020, 1140, 1292, 1360, 1520, 1615, 1632, 1824, 1938, 2011, 2040, 2280, 2584, 2720, 3040, 3230, 3876, 4022, 4080, 4560, 4845, 5168, 6033, 6460, 7752, 8044, 8160, 9120, 9690, 10055, 10336, 12066, 12920, 15504, 16088, 19380, 20110, 24132, 25840, 30165, 31008, 32176, 34187, 38209, 38760, 40220, 48264, 51680, 60330, 64352, 68374, 76418, 77520, 80440, 96528, 102561, 114627, 120660, 136748, 152836, 155040, 160880, 170935, 191045, 193056, 205122, 229254, 241320, 273496, 305672, 321760, 341870, 382090, 410244, 458508, 482640, 512805, 546992, 573135, 611344, 649553, 683740, 764180, 820488, 917016, 965280, 1025610, 1093984, 1146270, 1222688, 1299106, 1367480, 1528360, 1640976, 1834032, 1948659, 2051220, 2292540, 2598212, 2734960, 3056720, 3247765, 3281952, 3668064, 3897318, 4102440, 4585080, 5196424, 5469920, 6113440, 6495530, 7794636, 8204880, 9170160, 9743295, 10392848, 12991060, 15589272, 16409760, 18340320, 19486590, 20785696, 25982120, 31178544, 38973180, 51964240, 62357088, 77946360, 103928480, 155892720, 311785440]

約数ペア:

[(1, 311785440), (2, 155892720), (3, 103928480), (4, 77946360), (5, 62357088), (6, 51964240), (8, 38973180), (10, 31178544), (12, 25982120), (15, 20785696), (16, 19486590), (17, 18340320), (19, 16409760), (20, 15589272), (24, 12991060), (30, 10392848), (32, 9743295), (34, 9170160), (38, 8204880), (40, 7794636), (48, 6495530), (51, 6113440), (57, 5469920), (60, 5196424), (68, 4585080), (76, 4102440), (80, 3897318), (85, 3668064), (95, 3281952), (96, 3247765), (102, 3056720), (114, 2734960), (120, 2598212), (136, 2292540), (152, 2051220), (160, 1948659), (170, 1834032), (190, 1640976), (204, 1528360), (228, 1367480), (240, 1299106), (255, 1222688), (272, 1146270), (285, 1093984), (304, 1025610), (323, 965280), (340, 917016), (380, 820488), (408, 764180), (456, 683740), (480, 649553), (510, 611344), (544, 573135), (570, 546992), (608, 512805), (646, 482640), (680, 458508), (760, 410244), (816, 382090), (912, 341870), (969, 321760), (1020, 305672), (1140, 273496), (1292, 241320), (1360, 229254), (1520, 205122), (1615, 193056), (1632, 191045), (1824, 170935), (1938, 160880), (2011, 155040), (2040, 152836), (2280, 136748), (2584, 120660), (2720, 114627), (3040, 102561), (3230, 96528), (3876, 80440), (4022, 77520), (4080, 76418), (4560, 68374), (4845, 64352), (5168, 60330), (6033, 51680), (6460, 48264), (7752, 40220), (8044, 38760), (8160, 38209), (9120, 34187), (9690, 32176), (10055, 31008), (10336, 30165), (12066, 25840), (12920, 24132), (15504, 20110), (16088, 19380)]