89578920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:523

約数の個数: 128

約数和(自身を含む): 286416000

約数和(自身を除く): 196837080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 101, 114, 120, 152, 190, 202, 228, 285, 303, 380, 389, 404, 456, 505, 570, 606, 760, 778, 808, 1010, 1140, 1167, 1212, 1515, 1556, 1919, 1945, 2020, 2280, 2334, 2424, 3030, 3112, 3838, 3890, 4040, 4668, 5757, 5835, 6060, 7391, 7676, 7780, 9336, 9595, 11514, 11670, 12120, 14782, 15352, 15560, 19190, 22173, 23028, 23340, 28785, 29564, 36955, 38380, 39289, 44346, 46056, 46680, 57570, 59128, 73910, 76760, 78578, 88692, 110865, 115140, 117867, 147820, 157156, 177384, 196445, 221730, 230280, 235734, 295640, 314312, 392890, 443460, 471468, 589335, 746491, 785780, 886920, 942936, 1178670, 1492982, 1571560, 2239473, 2357340, 2985964, 3732455, 4478946, 4714680, 5971928, 7464910, 8957892, 11197365, 14929820, 17915784, 22394730, 29859640, 44789460, 89578920]

約数ペア:

[(1, 89578920), (2, 44789460), (3, 29859640), (4, 22394730), (5, 17915784), (6, 14929820), (8, 11197365), (10, 8957892), (12, 7464910), (15, 5971928), (19, 4714680), (20, 4478946), (24, 3732455), (30, 2985964), (38, 2357340), (40, 2239473), (57, 1571560), (60, 1492982), (76, 1178670), (95, 942936), (101, 886920), (114, 785780), (120, 746491), (152, 589335), (190, 471468), (202, 443460), (228, 392890), (285, 314312), (303, 295640), (380, 235734), (389, 230280), (404, 221730), (456, 196445), (505, 177384), (570, 157156), (606, 147820), (760, 117867), (778, 115140), (808, 110865), (1010, 88692), (1140, 78578), (1167, 76760), (1212, 73910), (1515, 59128), (1556, 57570), (1919, 46680), (1945, 46056), (2020, 44346), (2280, 39289), (2334, 38380), (2424, 36955), (3030, 29564), (3112, 28785), (3838, 23340), (3890, 23028), (4040, 22173), (4668, 19190), (5757, 15560), (5835, 15352), (6060, 14782), (7391, 12120), (7676, 11670), (7780, 11514), (9336, 9595)]