731894580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{907}}^1\times {\mathrm{4483}}^1$

素因数の和:5405

約数の個数: 72

約数和(自身を含む): 2223023712

約数和(自身を除く): 1491129132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 907, 1814, 2721, 3628, 4483, 4535, 5442, 8163, 8966, 9070, 10884, 13449, 13605, 16326, 17932, 18140, 22415, 26898, 27210, 32652, 40347, 40815, 44830, 53796, 54420, 67245, 80694, 81630, 89660, 134490, 161388, 163260, 201735, 268980, 403470, 806940, 4066081, 8132162, 12198243, 16264324, 20330405, 24396486, 36594729, 40660810, 48792972, 60991215, 73189458, 81321620, 121982430, 146378916, 182973645, 243964860, 365947290, 731894580]

約数ペア:

[(1, 731894580), (2, 365947290), (3, 243964860), (4, 182973645), (5, 146378916), (6, 121982430), (9, 81321620), (10, 73189458), (12, 60991215), (15, 48792972), (18, 40660810), (20, 36594729), (30, 24396486), (36, 20330405), (45, 16264324), (60, 12198243), (90, 8132162), (180, 4066081), (907, 806940), (1814, 403470), (2721, 268980), (3628, 201735), (4483, 163260), (4535, 161388), (5442, 134490), (8163, 89660), (8966, 81630), (9070, 80694), (10884, 67245), (13449, 54420), (13605, 53796), (16326, 44830), (17932, 40815), (18140, 40347), (22415, 32652), (26898, 27210)]