28455000

素因数分解:

$2^3\times 3^1\times 5^4\times 7^1\times {\mathrm{271}}^1$

素因数の和:307

約数の個数: 160

約数和(自身を含む): 101967360

約数和(自身を除く): 73512360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 168, 175, 200, 210, 250, 271, 280, 300, 350, 375, 420, 500, 525, 542, 600, 625, 700, 750, 813, 840, 875, 1000, 1050, 1084, 1250, 1355, 1400, 1500, 1626, 1750, 1875, 1897, 2100, 2168, 2500, 2625, 2710, 3000, 3252, 3500, 3750, 3794, 4065, 4200, 4375, 5000, 5250, 5420, 5691, 6504, 6775, 7000, 7500, 7588, 8130, 8750, 9485, 10500, 10840, 11382, 13125, 13550, 15000, 15176, 16260, 17500, 18970, 20325, 21000, 22764, 26250, 27100, 28455, 32520, 33875, 35000, 37940, 40650, 45528, 47425, 52500, 54200, 56910, 67750, 75880, 81300, 94850, 101625, 105000, 113820, 135500, 142275, 162600, 169375, 189700, 203250, 227640, 237125, 271000, 284550, 338750, 379400, 406500, 474250, 508125, 569100, 677500, 711375, 813000, 948500, 1016250, 1138200, 1185625, 1355000, 1422750, 1897000, 2032500, 2371250, 2845500, 3556875, 4065000, 4742500, 5691000, 7113750, 9485000, 14227500, 28455000]

約数ペア:

[(1, 28455000), (2, 14227500), (3, 9485000), (4, 7113750), (5, 5691000), (6, 4742500), (7, 4065000), (8, 3556875), (10, 2845500), (12, 2371250), (14, 2032500), (15, 1897000), (20, 1422750), (21, 1355000), (24, 1185625), (25, 1138200), (28, 1016250), (30, 948500), (35, 813000), (40, 711375), (42, 677500), (50, 569100), (56, 508125), (60, 474250), (70, 406500), (75, 379400), (84, 338750), (100, 284550), (105, 271000), (120, 237125), (125, 227640), (140, 203250), (150, 189700), (168, 169375), (175, 162600), (200, 142275), (210, 135500), (250, 113820), (271, 105000), (280, 101625), (300, 94850), (350, 81300), (375, 75880), (420, 67750), (500, 56910), (525, 54200), (542, 52500), (600, 47425), (625, 45528), (700, 40650), (750, 37940), (813, 35000), (840, 33875), (875, 32520), (1000, 28455), (1050, 27100), (1084, 26250), (1250, 22764), (1355, 21000), (1400, 20325), (1500, 18970), (1626, 17500), (1750, 16260), (1875, 15176), (1897, 15000), (2100, 13550), (2168, 13125), (2500, 11382), (2625, 10840), (2710, 10500), (3000, 9485), (3252, 8750), (3500, 8130), (3750, 7588), (3794, 7500), (4065, 7000), (4200, 6775), (4375, 6504), (5000, 5691), (5250, 5420)]