245378160

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1993}}^1$

素因数の和:2037

約数の個数: 200

約数和(自身を含む): 897539280

約数和(自身を除く): 652161120

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, 1993, 2052, 2160, 2280, 2565, 2736, 3078, 3240, 3420, 3986, 4104, 4560, 5130, 5979, 6156, 6480, 6840, 7695, 7972, 8208, 9965, 10260, 11958, 12312, 13680, 15390, 15944, 17937, 19930, 20520, 23916, 24624, 29895, 30780, 31888, 35874, 37867, 39860, 41040, 47832, 53811, 59790, 61560, 71748, 75734, 79720, 89685, 95664, 107622, 113601, 119580, 123120, 143496, 151468, 159440, 161433, 179370, 189335, 215244, 227202, 239160, 269055, 286992, 302936, 322866, 340803, 358740, 378670, 430488, 454404, 478320, 538110, 568005, 605872, 645732, 681606, 717480, 757340, 807165, 860976, 908808, 1022409, 1076220, 1136010, 1291464, 1363212, 1434960, 1514680, 1614330, 1704015, 1817616, 2044818, 2152440, 2272020, 2582928, 2726424, 3029360, 3067227, 3228660, 3408030, 4089636, 4304880, 4544040, 5112045, 5452848, 6134454, 6457320, 6816060, 8179272, 9088080, 10224090, 12268908, 12914640, 13632120, 15336135, 16358544, 20448180, 24537816, 27264240, 30672270, 40896360, 49075632, 61344540, 81792720, 122689080, 245378160]

約数ペア:

[(1, 245378160), (2, 122689080), (3, 81792720), (4, 61344540), (5, 49075632), (6, 40896360), (8, 30672270), (9, 27264240), (10, 24537816), (12, 20448180), (15, 16358544), (16, 15336135), (18, 13632120), (19, 12914640), (20, 12268908), (24, 10224090), (27, 9088080), (30, 8179272), (36, 6816060), (38, 6457320), (40, 6134454), (45, 5452848), (48, 5112045), (54, 4544040), (57, 4304880), (60, 4089636), (72, 3408030), (76, 3228660), (80, 3067227), (81, 3029360), (90, 2726424), (95, 2582928), (108, 2272020), (114, 2152440), (120, 2044818), (135, 1817616), (144, 1704015), (152, 1614330), (162, 1514680), (171, 1434960), (180, 1363212), (190, 1291464), (216, 1136010), (228, 1076220), (240, 1022409), (270, 908808), (285, 860976), (304, 807165), (324, 757340), (342, 717480), (360, 681606), (380, 645732), (405, 605872), (432, 568005), (456, 538110), (513, 478320), (540, 454404), (570, 430488), (648, 378670), (684, 358740), (720, 340803), (760, 322866), (810, 302936), (855, 286992), (912, 269055), (1026, 239160), (1080, 227202), (1140, 215244), (1296, 189335), (1368, 179370), (1520, 161433), (1539, 159440), (1620, 151468), (1710, 143496), (1993, 123120), (2052, 119580), (2160, 113601), (2280, 107622), (2565, 95664), (2736, 89685), (3078, 79720), (3240, 75734), (3420, 71748), (3986, 61560), (4104, 59790), (4560, 53811), (5130, 47832), (5979, 41040), (6156, 39860), (6480, 37867), (6840, 35874), (7695, 31888), (7972, 30780), (8208, 29895), (9965, 24624), (10260, 23916), (11958, 20520), (12312, 19930), (13680, 17937), (15390, 15944)]