40410540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:308

約数の個数: 144

約数和(自身を含む): 131459328

約数和(自身を除く): 91048788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 43, 45, 46, 60, 69, 86, 90, 92, 115, 129, 138, 172, 180, 207, 215, 227, 230, 258, 276, 345, 387, 414, 430, 454, 460, 516, 645, 681, 690, 774, 828, 860, 908, 989, 1035, 1135, 1290, 1362, 1380, 1548, 1935, 1978, 2043, 2070, 2270, 2580, 2724, 2967, 3405, 3870, 3956, 4086, 4140, 4540, 4945, 5221, 5934, 6810, 7740, 8172, 8901, 9761, 9890, 10215, 10442, 11868, 13620, 14835, 15663, 17802, 19522, 19780, 20430, 20884, 26105, 29283, 29670, 31326, 35604, 39044, 40860, 44505, 46989, 48805, 52210, 58566, 59340, 62652, 78315, 87849, 89010, 93978, 97610, 104420, 117132, 146415, 156630, 175698, 178020, 187956, 195220, 224503, 234945, 292830, 313260, 351396, 439245, 449006, 469890, 585660, 673509, 878490, 898012, 939780, 1122515, 1347018, 1756980, 2020527, 2245030, 2694036, 3367545, 4041054, 4490060, 6735090, 8082108, 10102635, 13470180, 20205270, 40410540]

約数ペア:

[(1, 40410540), (2, 20205270), (3, 13470180), (4, 10102635), (5, 8082108), (6, 6735090), (9, 4490060), (10, 4041054), (12, 3367545), (15, 2694036), (18, 2245030), (20, 2020527), (23, 1756980), (30, 1347018), (36, 1122515), (43, 939780), (45, 898012), (46, 878490), (60, 673509), (69, 585660), (86, 469890), (90, 449006), (92, 439245), (115, 351396), (129, 313260), (138, 292830), (172, 234945), (180, 224503), (207, 195220), (215, 187956), (227, 178020), (230, 175698), (258, 156630), (276, 146415), (345, 117132), (387, 104420), (414, 97610), (430, 93978), (454, 89010), (460, 87849), (516, 78315), (645, 62652), (681, 59340), (690, 58566), (774, 52210), (828, 48805), (860, 46989), (908, 44505), (989, 40860), (1035, 39044), (1135, 35604), (1290, 31326), (1362, 29670), (1380, 29283), (1548, 26105), (1935, 20884), (1978, 20430), (2043, 19780), (2070, 19522), (2270, 17802), (2580, 15663), (2724, 14835), (2967, 13620), (3405, 11868), (3870, 10442), (3956, 10215), (4086, 9890), (4140, 9761), (4540, 8901), (4945, 8172), (5221, 7740), (5934, 6810)]