20638607400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{431}}^1\times {\mathrm{719}}^1$

素因数の和:1209

約数の個数: 288

約数和(自身を含む): 71448998400

約数和(自身を除く): 50810391000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 37, 40, 45, 50, 60, 72, 74, 75, 90, 100, 111, 120, 148, 150, 180, 185, 200, 222, 225, 296, 300, 333, 360, 370, 431, 444, 450, 555, 600, 666, 719, 740, 862, 888, 900, 925, 1110, 1293, 1332, 1438, 1480, 1665, 1724, 1800, 1850, 2155, 2157, 2220, 2586, 2664, 2775, 2876, 3330, 3448, 3595, 3700, 3879, 4310, 4314, 4440, 5172, 5550, 5752, 6465, 6471, 6660, 7190, 7400, 7758, 8325, 8620, 8628, 10344, 10775, 10785, 11100, 12930, 12942, 13320, 14380, 15516, 15947, 16650, 17240, 17256, 17975, 19395, 21550, 21570, 22200, 25860, 25884, 26603, 28760, 31032, 31894, 32325, 32355, 33300, 35950, 38790, 43100, 43140, 47841, 51720, 51768, 53206, 53925, 63788, 64650, 64710, 66600, 71900, 77580, 79735, 79809, 86200, 86280, 95682, 96975, 106412, 107850, 127576, 129300, 129420, 133015, 143523, 143800, 155160, 159470, 159618, 161775, 191364, 193950, 212824, 215700, 239205, 239427, 258600, 258840, 266030, 287046, 309889, 318940, 319236, 323550, 382728, 387900, 398675, 399045, 431400, 478410, 478854, 532060, 574092, 619778, 637880, 638472, 647100, 665075, 717615, 775800, 797350, 798090, 929667, 956820, 957708, 1064120, 1148184, 1196025, 1197135, 1239556, 1294200, 1330150, 1435230, 1549445, 1594700, 1596180, 1859334, 1913640, 1915416, 1995225, 2392050, 2394270, 2479112, 2660300, 2789001, 2870460, 3098890, 3189400, 3192360, 3588075, 3718668, 3990450, 4648335, 4784100, 4788540, 5320600, 5578002, 5740920, 5985675, 6197780, 7176150, 7437336, 7747225, 7980900, 9296670, 9568200, 9577080, 11156004, 11465893, 11971350, 12395560, 13945005, 14352300, 15494450, 15961800, 18593340, 22312008, 22931786, 23241675, 23942700, 27890010, 28704600, 30988900, 34397679, 37186680, 45863572, 46483350, 47885400, 55780020, 57329465, 61977800, 68795358, 69725025, 91727144, 92966700, 103193037, 111560040, 114658930, 137590716, 139450050, 171988395, 185933400, 206386074, 229317860, 275181432, 278900100, 286647325, 343976790, 412772148, 458635720, 515965185, 557800200, 573294650, 687953580, 825544296, 859941975, 1031930370, 1146589300, 1375907160, 1719883950, 2063860740, 2293178600, 2579825925, 3439767900, 4127721480, 5159651850, 6879535800, 10319303700, 20638607400]

約数ペア:

[(1, 20638607400), (2, 10319303700), (3, 6879535800), (4, 5159651850), (5, 4127721480), (6, 3439767900), (8, 2579825925), (9, 2293178600), (10, 2063860740), (12, 1719883950), (15, 1375907160), (18, 1146589300), (20, 1031930370), (24, 859941975), (25, 825544296), (30, 687953580), (36, 573294650), (37, 557800200), (40, 515965185), (45, 458635720), (50, 412772148), (60, 343976790), (72, 286647325), (74, 278900100), (75, 275181432), (90, 229317860), (100, 206386074), (111, 185933400), (120, 171988395), (148, 139450050), (150, 137590716), (180, 114658930), (185, 111560040), (200, 103193037), (222, 92966700), (225, 91727144), (296, 69725025), (300, 68795358), (333, 61977800), (360, 57329465), (370, 55780020), (431, 47885400), (444, 46483350), (450, 45863572), (555, 37186680), (600, 34397679), (666, 30988900), (719, 28704600), (740, 27890010), (862, 23942700), (888, 23241675), (900, 22931786), (925, 22312008), (1110, 18593340), (1293, 15961800), (1332, 15494450), (1438, 14352300), (1480, 13945005), (1665, 12395560), (1724, 11971350), (1800, 11465893), (1850, 11156004), (2155, 9577080), (2157, 9568200), (2220, 9296670), (2586, 7980900), (2664, 7747225), (2775, 7437336), (2876, 7176150), (3330, 6197780), (3448, 5985675), (3595, 5740920), (3700, 5578002), (3879, 5320600), (4310, 4788540), (4314, 4784100), (4440, 4648335), (5172, 3990450), (5550, 3718668), (5752, 3588075), (6465, 3192360), (6471, 3189400), (6660, 3098890), (7190, 2870460), (7400, 2789001), (7758, 2660300), (8325, 2479112), (8620, 2394270), (8628, 2392050), (10344, 1995225), (10775, 1915416), (10785, 1913640), (11100, 1859334), (12930, 1596180), (12942, 1594700), (13320, 1549445), (14380, 1435230), (15516, 1330150), (15947, 1294200), (16650, 1239556), (17240, 1197135), (17256, 1196025), (17975, 1148184), (19395, 1064120), (21550, 957708), (21570, 956820), (22200, 929667), (25860, 798090), (25884, 797350), (26603, 775800), (28760, 717615), (31032, 665075), (31894, 647100), (32325, 638472), (32355, 637880), (33300, 619778), (35950, 574092), (38790, 532060), (43100, 478854), (43140, 478410), (47841, 431400), (51720, 399045), (51768, 398675), (53206, 387900), (53925, 382728), (63788, 323550), (64650, 319236), (64710, 318940), (66600, 309889), (71900, 287046), (77580, 266030), (79735, 258840), (79809, 258600), (86200, 239427), (86280, 239205), (95682, 215700), (96975, 212824), (106412, 193950), (107850, 191364), (127576, 161775), (129300, 159618), (129420, 159470), (133015, 155160), (143523, 143800)]