27885900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^3\times {\mathrm{271}}^1$

素因数の和:309

約数の個数: 144

約数和(自身を含む): 94438400

約数和(自身を除く): 66552500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 271, 294, 300, 343, 350, 420, 490, 525, 542, 588, 686, 700, 735, 813, 980, 1029, 1050, 1084, 1225, 1355, 1372, 1470, 1626, 1715, 1897, 2058, 2100, 2450, 2710, 2940, 3252, 3430, 3675, 3794, 4065, 4116, 4900, 5145, 5420, 5691, 6775, 6860, 7350, 7588, 8130, 8575, 9485, 10290, 11382, 13279, 13550, 14700, 16260, 17150, 18970, 20325, 20580, 22764, 25725, 26558, 27100, 28455, 34300, 37940, 39837, 40650, 47425, 51450, 53116, 56910, 66395, 79674, 81300, 92953, 94850, 102900, 113820, 132790, 142275, 159348, 185906, 189700, 199185, 265580, 278859, 284550, 331975, 371812, 398370, 464765, 557718, 569100, 663950, 796740, 929530, 995925, 1115436, 1327900, 1394295, 1859060, 1991850, 2323825, 2788590, 3983700, 4647650, 5577180, 6971475, 9295300, 13942950, 27885900]

約数ペア:

[(1, 27885900), (2, 13942950), (3, 9295300), (4, 6971475), (5, 5577180), (6, 4647650), (7, 3983700), (10, 2788590), (12, 2323825), (14, 1991850), (15, 1859060), (20, 1394295), (21, 1327900), (25, 1115436), (28, 995925), (30, 929530), (35, 796740), (42, 663950), (49, 569100), (50, 557718), (60, 464765), (70, 398370), (75, 371812), (84, 331975), (98, 284550), (100, 278859), (105, 265580), (140, 199185), (147, 189700), (150, 185906), (175, 159348), (196, 142275), (210, 132790), (245, 113820), (271, 102900), (294, 94850), (300, 92953), (343, 81300), (350, 79674), (420, 66395), (490, 56910), (525, 53116), (542, 51450), (588, 47425), (686, 40650), (700, 39837), (735, 37940), (813, 34300), (980, 28455), (1029, 27100), (1050, 26558), (1084, 25725), (1225, 22764), (1355, 20580), (1372, 20325), (1470, 18970), (1626, 17150), (1715, 16260), (1897, 14700), (2058, 13550), (2100, 13279), (2450, 11382), (2710, 10290), (2940, 9485), (3252, 8575), (3430, 8130), (3675, 7588), (3794, 7350), (4065, 6860), (4116, 6775), (4900, 5691), (5145, 5420)]