72461880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:242

約数の個数: 192

約数和(自身を含む): 250398720

約数和(自身を除く): 177936840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 43, 45, 60, 62, 72, 86, 90, 93, 120, 124, 129, 151, 155, 172, 180, 186, 215, 248, 258, 279, 302, 310, 344, 360, 372, 387, 430, 453, 465, 516, 558, 604, 620, 645, 744, 755, 774, 860, 906, 930, 1032, 1116, 1208, 1240, 1290, 1333, 1359, 1395, 1510, 1548, 1720, 1812, 1860, 1935, 2232, 2265, 2580, 2666, 2718, 2790, 3020, 3096, 3624, 3720, 3870, 3999, 4530, 4681, 5160, 5332, 5436, 5580, 6040, 6493, 6665, 6795, 7740, 7998, 9060, 9362, 10664, 10872, 11160, 11997, 12986, 13330, 13590, 14043, 15480, 15996, 18120, 18724, 19479, 19995, 23405, 23994, 25972, 26660, 27180, 28086, 31992, 32465, 37448, 38958, 39990, 42129, 46810, 47988, 51944, 53320, 54360, 56172, 58437, 59985, 64930, 70215, 77916, 79980, 84258, 93620, 95976, 97395, 112344, 116874, 119970, 129860, 140430, 155832, 159960, 168516, 187240, 194790, 201283, 210645, 233748, 239940, 259720, 280860, 292185, 337032, 389580, 402566, 421290, 467496, 479880, 561720, 584370, 603849, 779160, 805132, 842580, 1006415, 1168740, 1207698, 1610264, 1685160, 1811547, 2012830, 2337480, 2415396, 3019245, 3623094, 4025660, 4830792, 6038490, 7246188, 8051320, 9057735, 12076980, 14492376, 18115470, 24153960, 36230940, 72461880]

約数ペア:

[(1, 72461880), (2, 36230940), (3, 24153960), (4, 18115470), (5, 14492376), (6, 12076980), (8, 9057735), (9, 8051320), (10, 7246188), (12, 6038490), (15, 4830792), (18, 4025660), (20, 3623094), (24, 3019245), (30, 2415396), (31, 2337480), (36, 2012830), (40, 1811547), (43, 1685160), (45, 1610264), (60, 1207698), (62, 1168740), (72, 1006415), (86, 842580), (90, 805132), (93, 779160), (120, 603849), (124, 584370), (129, 561720), (151, 479880), (155, 467496), (172, 421290), (180, 402566), (186, 389580), (215, 337032), (248, 292185), (258, 280860), (279, 259720), (302, 239940), (310, 233748), (344, 210645), (360, 201283), (372, 194790), (387, 187240), (430, 168516), (453, 159960), (465, 155832), (516, 140430), (558, 129860), (604, 119970), (620, 116874), (645, 112344), (744, 97395), (755, 95976), (774, 93620), (860, 84258), (906, 79980), (930, 77916), (1032, 70215), (1116, 64930), (1208, 59985), (1240, 58437), (1290, 56172), (1333, 54360), (1359, 53320), (1395, 51944), (1510, 47988), (1548, 46810), (1720, 42129), (1812, 39990), (1860, 38958), (1935, 37448), (2232, 32465), (2265, 31992), (2580, 28086), (2666, 27180), (2718, 26660), (2790, 25972), (3020, 23994), (3096, 23405), (3624, 19995), (3720, 19479), (3870, 18724), (3999, 18120), (4530, 15996), (4681, 15480), (5160, 14043), (5332, 13590), (5436, 13330), (5580, 12986), (6040, 11997), (6493, 11160), (6665, 10872), (6795, 10664), (7740, 9362), (7998, 9060)]