40967820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 130690560

約数和(自身を除く): 89722740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 67, 79, 86, 90, 129, 134, 158, 172, 180, 201, 215, 237, 258, 268, 316, 335, 387, 395, 402, 430, 474, 516, 603, 645, 670, 711, 774, 790, 804, 860, 948, 1005, 1185, 1206, 1290, 1340, 1422, 1548, 1580, 1935, 2010, 2370, 2412, 2580, 2844, 2881, 3015, 3397, 3555, 3870, 4020, 4740, 5293, 5762, 6030, 6794, 7110, 7740, 8643, 10191, 10586, 11524, 12060, 13588, 14220, 14405, 15879, 16985, 17286, 20382, 21172, 25929, 26465, 28810, 30573, 31758, 33970, 34572, 40764, 43215, 47637, 50955, 51858, 52930, 57620, 61146, 63516, 67940, 79395, 86430, 95274, 101910, 103716, 105860, 122292, 129645, 152865, 158790, 172860, 190548, 203820, 227599, 238185, 259290, 305730, 317580, 455198, 476370, 518580, 611460, 682797, 910396, 952740, 1137995, 1365594, 2048391, 2275990, 2731188, 3413985, 4096782, 4551980, 6827970, 8193564, 10241955, 13655940, 20483910, 40967820]

約数ペア:

[(1, 40967820), (2, 20483910), (3, 13655940), (4, 10241955), (5, 8193564), (6, 6827970), (9, 4551980), (10, 4096782), (12, 3413985), (15, 2731188), (18, 2275990), (20, 2048391), (30, 1365594), (36, 1137995), (43, 952740), (45, 910396), (60, 682797), (67, 611460), (79, 518580), (86, 476370), (90, 455198), (129, 317580), (134, 305730), (158, 259290), (172, 238185), (180, 227599), (201, 203820), (215, 190548), (237, 172860), (258, 158790), (268, 152865), (316, 129645), (335, 122292), (387, 105860), (395, 103716), (402, 101910), (430, 95274), (474, 86430), (516, 79395), (603, 67940), (645, 63516), (670, 61146), (711, 57620), (774, 52930), (790, 51858), (804, 50955), (860, 47637), (948, 43215), (1005, 40764), (1185, 34572), (1206, 33970), (1290, 31758), (1340, 30573), (1422, 28810), (1548, 26465), (1580, 25929), (1935, 21172), (2010, 20382), (2370, 17286), (2412, 16985), (2580, 15879), (2844, 14405), (2881, 14220), (3015, 13588), (3397, 12060), (3555, 11524), (3870, 10586), (4020, 10191), (4740, 8643), (5293, 7740), (5762, 7110), (6030, 6794)]