80666460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{877}}^1$

素因数の和:972

約数の個数: 144

約数和(自身を含む): 283797696

約数和(自身を除く): 203131236

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 73, 84, 90, 105, 126, 140, 146, 180, 210, 219, 252, 292, 315, 365, 420, 438, 511, 630, 657, 730, 876, 877, 1022, 1095, 1260, 1314, 1460, 1533, 1754, 2044, 2190, 2555, 2628, 2631, 3066, 3285, 3508, 4380, 4385, 4599, 5110, 5262, 6132, 6139, 6570, 7665, 7893, 8770, 9198, 10220, 10524, 12278, 13140, 13155, 15330, 15786, 17540, 18396, 18417, 22995, 24556, 26310, 30660, 30695, 31572, 36834, 39465, 45990, 52620, 55251, 61390, 64021, 73668, 78930, 91980, 92085, 110502, 122780, 128042, 157860, 184170, 192063, 221004, 256084, 276255, 320105, 368340, 384126, 448147, 552510, 576189, 640210, 768252, 896294, 960315, 1105020, 1152378, 1280420, 1344441, 1792588, 1920630, 2240735, 2304756, 2688882, 2880945, 3841260, 4033323, 4481470, 5377764, 5761890, 6722205, 8066646, 8962940, 11523780, 13444410, 16133292, 20166615, 26888820, 40333230, 80666460]

約数ペア:

[(1, 80666460), (2, 40333230), (3, 26888820), (4, 20166615), (5, 16133292), (6, 13444410), (7, 11523780), (9, 8962940), (10, 8066646), (12, 6722205), (14, 5761890), (15, 5377764), (18, 4481470), (20, 4033323), (21, 3841260), (28, 2880945), (30, 2688882), (35, 2304756), (36, 2240735), (42, 1920630), (45, 1792588), (60, 1344441), (63, 1280420), (70, 1152378), (73, 1105020), (84, 960315), (90, 896294), (105, 768252), (126, 640210), (140, 576189), (146, 552510), (180, 448147), (210, 384126), (219, 368340), (252, 320105), (292, 276255), (315, 256084), (365, 221004), (420, 192063), (438, 184170), (511, 157860), (630, 128042), (657, 122780), (730, 110502), (876, 92085), (877, 91980), (1022, 78930), (1095, 73668), (1260, 64021), (1314, 61390), (1460, 55251), (1533, 52620), (1754, 45990), (2044, 39465), (2190, 36834), (2555, 31572), (2628, 30695), (2631, 30660), (3066, 26310), (3285, 24556), (3508, 22995), (4380, 18417), (4385, 18396), (4599, 17540), (5110, 15786), (5262, 15330), (6132, 13155), (6139, 13140), (6570, 12278), (7665, 10524), (7893, 10220), (8770, 9198)]