205195440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2647}}^1$

素因数の和:2699

約数の個数: 160

約数和(自身を含む): 709240320

約数和(自身を除く): 504044880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 816, 912, 969, 1020, 1140, 1292, 1360, 1520, 1615, 1938, 2040, 2280, 2584, 2647, 3230, 3876, 4080, 4560, 4845, 5168, 5294, 6460, 7752, 7941, 9690, 10588, 12920, 13235, 15504, 15882, 19380, 21176, 25840, 26470, 31764, 38760, 39705, 42352, 44999, 50293, 52940, 63528, 77520, 79410, 89998, 100586, 105880, 127056, 134997, 150879, 158820, 179996, 201172, 211760, 224995, 251465, 269994, 301758, 317640, 359992, 402344, 449990, 502930, 539988, 603516, 635280, 674985, 719984, 754395, 804688, 854981, 899980, 1005860, 1079976, 1207032, 1349970, 1508790, 1709962, 1799960, 2011720, 2159952, 2414064, 2564943, 2699940, 3017580, 3419924, 3599920, 4023440, 4274905, 5129886, 5399880, 6035160, 6839848, 8549810, 10259772, 10799760, 12070320, 12824715, 13679696, 17099620, 20519544, 25649430, 34199240, 41039088, 51298860, 68398480, 102597720, 205195440]

約数ペア:

[(1, 205195440), (2, 102597720), (3, 68398480), (4, 51298860), (5, 41039088), (6, 34199240), (8, 25649430), (10, 20519544), (12, 17099620), (15, 13679696), (16, 12824715), (17, 12070320), (19, 10799760), (20, 10259772), (24, 8549810), (30, 6839848), (34, 6035160), (38, 5399880), (40, 5129886), (48, 4274905), (51, 4023440), (57, 3599920), (60, 3419924), (68, 3017580), (76, 2699940), (80, 2564943), (85, 2414064), (95, 2159952), (102, 2011720), (114, 1799960), (120, 1709962), (136, 1508790), (152, 1349970), (170, 1207032), (190, 1079976), (204, 1005860), (228, 899980), (240, 854981), (255, 804688), (272, 754395), (285, 719984), (304, 674985), (323, 635280), (340, 603516), (380, 539988), (408, 502930), (456, 449990), (510, 402344), (570, 359992), (646, 317640), (680, 301758), (760, 269994), (816, 251465), (912, 224995), (969, 211760), (1020, 201172), (1140, 179996), (1292, 158820), (1360, 150879), (1520, 134997), (1615, 127056), (1938, 105880), (2040, 100586), (2280, 89998), (2584, 79410), (2647, 77520), (3230, 63528), (3876, 52940), (4080, 50293), (4560, 44999), (4845, 42352), (5168, 39705), (5294, 38760), (6460, 31764), (7752, 26470), (7941, 25840), (9690, 21176), (10588, 19380), (12920, 15882), (13235, 15504)]