31542280

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1$

素因数の和:73

約数の個数: 192

約数和(自身を含む): 95760000

約数和(自身を除く): 64217720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 49, 55, 56, 70, 76, 77, 88, 95, 98, 110, 121, 133, 140, 152, 154, 190, 196, 209, 220, 242, 245, 266, 280, 308, 343, 380, 385, 392, 418, 440, 484, 490, 532, 539, 605, 616, 665, 686, 760, 770, 836, 847, 931, 968, 980, 1045, 1064, 1078, 1210, 1330, 1372, 1463, 1540, 1672, 1694, 1715, 1862, 1960, 2090, 2156, 2299, 2420, 2660, 2695, 2744, 2926, 3080, 3388, 3430, 3724, 3773, 4180, 4235, 4312, 4598, 4655, 4840, 5320, 5390, 5852, 5929, 6517, 6776, 6860, 7315, 7448, 7546, 8360, 8470, 9196, 9310, 10241, 10780, 11495, 11704, 11858, 13034, 13720, 14630, 15092, 16093, 16940, 18392, 18620, 18865, 20482, 21560, 22990, 23716, 26068, 29260, 29645, 30184, 32186, 32585, 33880, 37240, 37730, 40964, 41503, 45980, 47432, 51205, 52136, 58520, 59290, 64372, 65170, 71687, 75460, 80465, 81928, 83006, 91960, 102410, 112651, 118580, 128744, 130340, 143374, 150920, 160930, 166012, 204820, 207515, 225302, 237160, 260680, 286748, 321860, 332024, 358435, 409640, 415030, 450604, 563255, 573496, 643720, 716870, 788557, 830060, 901208, 1126510, 1433740, 1577114, 1660120, 2253020, 2867480, 3154228, 3942785, 4506040, 6308456, 7885570, 15771140, 31542280]

約数ペア:

[(1, 31542280), (2, 15771140), (4, 7885570), (5, 6308456), (7, 4506040), (8, 3942785), (10, 3154228), (11, 2867480), (14, 2253020), (19, 1660120), (20, 1577114), (22, 1433740), (28, 1126510), (35, 901208), (38, 830060), (40, 788557), (44, 716870), (49, 643720), (55, 573496), (56, 563255), (70, 450604), (76, 415030), (77, 409640), (88, 358435), (95, 332024), (98, 321860), (110, 286748), (121, 260680), (133, 237160), (140, 225302), (152, 207515), (154, 204820), (190, 166012), (196, 160930), (209, 150920), (220, 143374), (242, 130340), (245, 128744), (266, 118580), (280, 112651), (308, 102410), (343, 91960), (380, 83006), (385, 81928), (392, 80465), (418, 75460), (440, 71687), (484, 65170), (490, 64372), (532, 59290), (539, 58520), (605, 52136), (616, 51205), (665, 47432), (686, 45980), (760, 41503), (770, 40964), (836, 37730), (847, 37240), (931, 33880), (968, 32585), (980, 32186), (1045, 30184), (1064, 29645), (1078, 29260), (1210, 26068), (1330, 23716), (1372, 22990), (1463, 21560), (1540, 20482), (1672, 18865), (1694, 18620), (1715, 18392), (1862, 16940), (1960, 16093), (2090, 15092), (2156, 14630), (2299, 13720), (2420, 13034), (2660, 11858), (2695, 11704), (2744, 11495), (2926, 10780), (3080, 10241), (3388, 9310), (3430, 9196), (3724, 8470), (3773, 8360), (4180, 7546), (4235, 7448), (4312, 7315), (4598, 6860), (4655, 6776), (4840, 6517), (5320, 5929), (5390, 5852)]