1636387920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13291}}^1$

素因数の和:13335

約数の個数: 200

約数和(自身を含む): 5982995040

約数和(自身を除く): 4346607120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 216, 228, 240, 270, 285, 304, 324, 342, 360, 380, 405, 432, 456, 513, 540, 570, 648, 684, 720, 760, 810, 855, 912, 1026, 1080, 1140, 1296, 1368, 1520, 1539, 1620, 1710, 2052, 2160, 2280, 2565, 2736, 3078, 3240, 3420, 4104, 4560, 5130, 6156, 6480, 6840, 7695, 8208, 10260, 12312, 13291, 13680, 15390, 20520, 24624, 26582, 30780, 39873, 41040, 53164, 61560, 66455, 79746, 106328, 119619, 123120, 132910, 159492, 199365, 212656, 239238, 252529, 265820, 318984, 358857, 398730, 478476, 505058, 531640, 598095, 637968, 717714, 757587, 797460, 956952, 1010116, 1063280, 1076571, 1196190, 1262645, 1435428, 1515174, 1594920, 1794285, 1913904, 2020232, 2153142, 2272761, 2392380, 2525290, 2870856, 3030348, 3189840, 3588570, 3787935, 4040464, 4306284, 4545522, 4784760, 5050580, 5382855, 5741712, 6060696, 6818283, 7177140, 7575870, 8612568, 9091044, 9569520, 10101160, 10765710, 11363805, 12121392, 13636566, 14354280, 15151740, 17225136, 18182088, 20202320, 20454849, 21531420, 22727610, 27273132, 28708560, 30303480, 34091415, 36364176, 40909698, 43062840, 45455220, 54546264, 60606960, 68182830, 81819396, 86125680, 90910440, 102274245, 109092528, 136365660, 163638792, 181820880, 204548490, 272731320, 327277584, 409096980, 545462640, 818193960, 1636387920]

約数ペア:

[(1, 1636387920), (2, 818193960), (3, 545462640), (4, 409096980), (5, 327277584), (6, 272731320), (8, 204548490), (9, 181820880), (10, 163638792), (12, 136365660), (15, 109092528), (16, 102274245), (18, 90910440), (19, 86125680), (20, 81819396), (24, 68182830), (27, 60606960), (30, 54546264), (36, 45455220), (38, 43062840), (40, 40909698), (45, 36364176), (48, 34091415), (54, 30303480), (57, 28708560), (60, 27273132), (72, 22727610), (76, 21531420), (80, 20454849), (81, 20202320), (90, 18182088), (95, 17225136), (108, 15151740), (114, 14354280), (120, 13636566), (135, 12121392), (144, 11363805), (152, 10765710), (162, 10101160), (171, 9569520), (180, 9091044), (190, 8612568), (216, 7575870), (228, 7177140), (240, 6818283), (270, 6060696), (285, 5741712), (304, 5382855), (324, 5050580), (342, 4784760), (360, 4545522), (380, 4306284), (405, 4040464), (432, 3787935), (456, 3588570), (513, 3189840), (540, 3030348), (570, 2870856), (648, 2525290), (684, 2392380), (720, 2272761), (760, 2153142), (810, 2020232), (855, 1913904), (912, 1794285), (1026, 1594920), (1080, 1515174), (1140, 1435428), (1296, 1262645), (1368, 1196190), (1520, 1076571), (1539, 1063280), (1620, 1010116), (1710, 956952), (2052, 797460), (2160, 757587), (2280, 717714), (2565, 637968), (2736, 598095), (3078, 531640), (3240, 505058), (3420, 478476), (4104, 398730), (4560, 358857), (5130, 318984), (6156, 265820), (6480, 252529), (6840, 239238), (7695, 212656), (8208, 199365), (10260, 159492), (12312, 132910), (13291, 123120), (13680, 119619), (15390, 106328), (20520, 79746), (24624, 66455), (26582, 61560), (30780, 53164), (39873, 41040)]