18700560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1367}}^1$

素因数の和:1405

約数の個数: 120

約数和(自身を含む): 66156480

約数和(自身を除く): 47455920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1367, 1368, 1520, 1710, 2280, 2734, 2736, 3420, 4101, 4560, 5468, 6835, 6840, 8202, 10936, 12303, 13670, 13680, 16404, 20505, 21872, 24606, 25973, 27340, 32808, 41010, 49212, 51946, 54680, 61515, 65616, 77919, 82020, 98424, 103892, 109360, 123030, 129865, 155838, 164040, 196848, 207784, 233757, 246060, 259730, 311676, 328080, 389595, 415568, 467514, 492120, 519460, 623352, 779190, 935028, 984240, 1038920, 1168785, 1246704, 1558380, 1870056, 2077840, 2337570, 3116760, 3740112, 4675140, 6233520, 9350280, 18700560]

約数ペア:

[(1, 18700560), (2, 9350280), (3, 6233520), (4, 4675140), (5, 3740112), (6, 3116760), (8, 2337570), (9, 2077840), (10, 1870056), (12, 1558380), (15, 1246704), (16, 1168785), (18, 1038920), (19, 984240), (20, 935028), (24, 779190), (30, 623352), (36, 519460), (38, 492120), (40, 467514), (45, 415568), (48, 389595), (57, 328080), (60, 311676), (72, 259730), (76, 246060), (80, 233757), (90, 207784), (95, 196848), (114, 164040), (120, 155838), (144, 129865), (152, 123030), (171, 109360), (180, 103892), (190, 98424), (228, 82020), (240, 77919), (285, 65616), (304, 61515), (342, 54680), (360, 51946), (380, 49212), (456, 41010), (570, 32808), (684, 27340), (720, 25973), (760, 24606), (855, 21872), (912, 20505), (1140, 16404), (1367, 13680), (1368, 13670), (1520, 12303), (1710, 10936), (2280, 8202), (2734, 6840), (2736, 6835), (3420, 5468), (4101, 4560)]