30852720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{587}}^1$

素因数の和:679

約数の個数: 120

約数和(自身を含む): 105212016

約数和(自身を除く): 74359296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 73, 80, 90, 120, 144, 146, 180, 219, 240, 292, 360, 365, 438, 584, 587, 657, 720, 730, 876, 1095, 1168, 1174, 1314, 1460, 1752, 1761, 2190, 2348, 2628, 2920, 2935, 3285, 3504, 3522, 4380, 4696, 5256, 5283, 5840, 5870, 6570, 7044, 8760, 8805, 9392, 10512, 10566, 11740, 13140, 14088, 17520, 17610, 21132, 23480, 26280, 26415, 28176, 35220, 42264, 42851, 46960, 52560, 52830, 70440, 84528, 85702, 105660, 128553, 140880, 171404, 211320, 214255, 257106, 342808, 385659, 422640, 428510, 514212, 642765, 685616, 771318, 857020, 1028424, 1285530, 1542636, 1714040, 1928295, 2056848, 2571060, 3085272, 3428080, 3856590, 5142120, 6170544, 7713180, 10284240, 15426360, 30852720]

約数ペア:

[(1, 30852720), (2, 15426360), (3, 10284240), (4, 7713180), (5, 6170544), (6, 5142120), (8, 3856590), (9, 3428080), (10, 3085272), (12, 2571060), (15, 2056848), (16, 1928295), (18, 1714040), (20, 1542636), (24, 1285530), (30, 1028424), (36, 857020), (40, 771318), (45, 685616), (48, 642765), (60, 514212), (72, 428510), (73, 422640), (80, 385659), (90, 342808), (120, 257106), (144, 214255), (146, 211320), (180, 171404), (219, 140880), (240, 128553), (292, 105660), (360, 85702), (365, 84528), (438, 70440), (584, 52830), (587, 52560), (657, 46960), (720, 42851), (730, 42264), (876, 35220), (1095, 28176), (1168, 26415), (1174, 26280), (1314, 23480), (1460, 21132), (1752, 17610), (1761, 17520), (2190, 14088), (2348, 13140), (2628, 11740), (2920, 10566), (2935, 10512), (3285, 9392), (3504, 8805), (3522, 8760), (4380, 7044), (4696, 6570), (5256, 5870), (5283, 5840)]