20280514500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{10313}}^1$

素因数の和:10380

約数の個数: 288

約数和(自身を含む): 70280421120

約数和(自身を除く): 49999906620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 25, 30, 36, 38, 45, 46, 50, 57, 60, 69, 75, 76, 90, 92, 95, 100, 114, 115, 125, 138, 150, 171, 180, 190, 207, 225, 228, 230, 250, 276, 285, 300, 342, 345, 375, 380, 414, 437, 450, 460, 475, 500, 570, 575, 684, 690, 750, 828, 855, 874, 900, 950, 1035, 1125, 1140, 1150, 1311, 1380, 1425, 1500, 1710, 1725, 1748, 1900, 2070, 2185, 2250, 2300, 2375, 2622, 2850, 2875, 3420, 3450, 3933, 4140, 4275, 4370, 4500, 4750, 5175, 5244, 5700, 5750, 6555, 6900, 7125, 7866, 8550, 8625, 8740, 9500, 10313, 10350, 10925, 11500, 13110, 14250, 15732, 17100, 17250, 19665, 20626, 20700, 21375, 21850, 25875, 26220, 28500, 30939, 32775, 34500, 39330, 41252, 42750, 43700, 51565, 51750, 54625, 61878, 65550, 78660, 85500, 92817, 98325, 103130, 103500, 109250, 123756, 131100, 154695, 163875, 185634, 195947, 196650, 206260, 218500, 237199, 257825, 309390, 327750, 371268, 391894, 393300, 464085, 474398, 491625, 515650, 587841, 618780, 655500, 711597, 773475, 783788, 928170, 948796, 979735, 983250, 1031300, 1175682, 1185995, 1289125, 1423194, 1546950, 1763523, 1856340, 1959470, 1966500, 2134791, 2320425, 2351364, 2371990, 2578250, 2846388, 2939205, 3093900, 3527046, 3557985, 3867375, 3918940, 4269582, 4506781, 4640850, 4743980, 4898675, 5156500, 5878410, 5929975, 7054092, 7115970, 7734750, 8539164, 8817615, 9013562, 9281700, 9797350, 10673955, 11602125, 11756820, 11859950, 13520343, 14231940, 14696025, 15469500, 17635230, 17789925, 18027124, 19594700, 21347910, 22533905, 23204250, 23719900, 24493375, 27040686, 29392050, 29649875, 35270460, 35579850, 40561029, 42695820, 44088075, 45067810, 46408500, 48986750, 53369775, 54081372, 58784100, 59299750, 67601715, 71159700, 73480125, 81122058, 88176150, 88949625, 90135620, 97973500, 106739550, 112669525, 118599500, 135203430, 146960250, 162244116, 176352300, 177899250, 202805145, 213479100, 220440375, 225339050, 266848875, 270406860, 293920500, 338008575, 355798500, 405610290, 440880750, 450678100, 533697750, 563347625, 676017150, 811220580, 881761500, 1014025725, 1067395500, 1126695250, 1352034300, 1690042875, 2028051450, 2253390500, 3380085750, 4056102900, 5070128625, 6760171500, 10140257250, 20280514500]

約数ペア:

[(1, 20280514500), (2, 10140257250), (3, 6760171500), (4, 5070128625), (5, 4056102900), (6, 3380085750), (9, 2253390500), (10, 2028051450), (12, 1690042875), (15, 1352034300), (18, 1126695250), (19, 1067395500), (20, 1014025725), (23, 881761500), (25, 811220580), (30, 676017150), (36, 563347625), (38, 533697750), (45, 450678100), (46, 440880750), (50, 405610290), (57, 355798500), (60, 338008575), (69, 293920500), (75, 270406860), (76, 266848875), (90, 225339050), (92, 220440375), (95, 213479100), (100, 202805145), (114, 177899250), (115, 176352300), (125, 162244116), (138, 146960250), (150, 135203430), (171, 118599500), (180, 112669525), (190, 106739550), (207, 97973500), (225, 90135620), (228, 88949625), (230, 88176150), (250, 81122058), (276, 73480125), (285, 71159700), (300, 67601715), (342, 59299750), (345, 58784100), (375, 54081372), (380, 53369775), (414, 48986750), (437, 46408500), (450, 45067810), (460, 44088075), (475, 42695820), (500, 40561029), (570, 35579850), (575, 35270460), (684, 29649875), (690, 29392050), (750, 27040686), (828, 24493375), (855, 23719900), (874, 23204250), (900, 22533905), (950, 21347910), (1035, 19594700), (1125, 18027124), (1140, 17789925), (1150, 17635230), (1311, 15469500), (1380, 14696025), (1425, 14231940), (1500, 13520343), (1710, 11859950), (1725, 11756820), (1748, 11602125), (1900, 10673955), (2070, 9797350), (2185, 9281700), (2250, 9013562), (2300, 8817615), (2375, 8539164), (2622, 7734750), (2850, 7115970), (2875, 7054092), (3420, 5929975), (3450, 5878410), (3933, 5156500), (4140, 4898675), (4275, 4743980), (4370, 4640850), (4500, 4506781), (4750, 4269582), (5175, 3918940), (5244, 3867375), (5700, 3557985), (5750, 3527046), (6555, 3093900), (6900, 2939205), (7125, 2846388), (7866, 2578250), (8550, 2371990), (8625, 2351364), (8740, 2320425), (9500, 2134791), (10313, 1966500), (10350, 1959470), (10925, 1856340), (11500, 1763523), (13110, 1546950), (14250, 1423194), (15732, 1289125), (17100, 1185995), (17250, 1175682), (19665, 1031300), (20626, 983250), (20700, 979735), (21375, 948796), (21850, 928170), (25875, 783788), (26220, 773475), (28500, 711597), (30939, 655500), (32775, 618780), (34500, 587841), (39330, 515650), (41252, 491625), (42750, 474398), (43700, 464085), (51565, 393300), (51750, 391894), (54625, 371268), (61878, 327750), (65550, 309390), (78660, 257825), (85500, 237199), (92817, 218500), (98325, 206260), (103130, 196650), (103500, 195947), (109250, 185634), (123756, 163875), (131100, 154695)]