30891000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{1471}}^1$

素因数の和:1502

約数の個数: 128

約数和(自身を含む): 110223360

約数和(自身を除く): 79332360

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, 280, 300, 350, 375, 420, 500, 525, 600, 700, 750, 840, 875, 1000, 1050, 1400, 1471, 1500, 1750, 2100, 2625, 2942, 3000, 3500, 4200, 4413, 5250, 5884, 7000, 7355, 8826, 10297, 10500, 11768, 14710, 17652, 20594, 21000, 22065, 29420, 30891, 35304, 36775, 41188, 44130, 51485, 58840, 61782, 73550, 82376, 88260, 102970, 110325, 123564, 147100, 154455, 176520, 183875, 205940, 220650, 247128, 257425, 294200, 308910, 367750, 411880, 441300, 514850, 551625, 617820, 735500, 772275, 882600, 1029700, 1103250, 1235640, 1287125, 1471000, 1544550, 2059400, 2206500, 2574250, 3089100, 3861375, 4413000, 5148500, 6178200, 7722750, 10297000, 15445500, 30891000]

約数ペア:

[(1, 30891000), (2, 15445500), (3, 10297000), (4, 7722750), (5, 6178200), (6, 5148500), (7, 4413000), (8, 3861375), (10, 3089100), (12, 2574250), (14, 2206500), (15, 2059400), (20, 1544550), (21, 1471000), (24, 1287125), (25, 1235640), (28, 1103250), (30, 1029700), (35, 882600), (40, 772275), (42, 735500), (50, 617820), (56, 551625), (60, 514850), (70, 441300), (75, 411880), (84, 367750), (100, 308910), (105, 294200), (120, 257425), (125, 247128), (140, 220650), (150, 205940), (168, 183875), (175, 176520), (200, 154455), (210, 147100), (250, 123564), (280, 110325), (300, 102970), (350, 88260), (375, 82376), (420, 73550), (500, 61782), (525, 58840), (600, 51485), (700, 44130), (750, 41188), (840, 36775), (875, 35304), (1000, 30891), (1050, 29420), (1400, 22065), (1471, 21000), (1500, 20594), (1750, 17652), (2100, 14710), (2625, 11768), (2942, 10500), (3000, 10297), (3500, 8826), (4200, 7355), (4413, 7000), (5250, 5884)]