142721520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19183}}^1$

素因数の和:19230

約数の個数: 80

約数和(自身を含む): 456732672

約数和(自身を除く): 314011152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 19183, 38366, 57549, 76732, 95915, 115098, 153464, 191830, 230196, 287745, 306928, 383660, 460392, 575490, 594673, 767320, 920784, 1150980, 1189346, 1534640, 1784019, 2301960, 2378692, 2973365, 3568038, 4603920, 4757384, 5946730, 7136076, 8920095, 9514768, 11893460, 14272152, 17840190, 23786920, 28544304, 35680380, 47573840, 71360760, 142721520]

約数ペア:

[(1, 142721520), (2, 71360760), (3, 47573840), (4, 35680380), (5, 28544304), (6, 23786920), (8, 17840190), (10, 14272152), (12, 11893460), (15, 9514768), (16, 8920095), (20, 7136076), (24, 5946730), (30, 4757384), (31, 4603920), (40, 3568038), (48, 2973365), (60, 2378692), (62, 2301960), (80, 1784019), (93, 1534640), (120, 1189346), (124, 1150980), (155, 920784), (186, 767320), (240, 594673), (248, 575490), (310, 460392), (372, 383660), (465, 306928), (496, 287745), (620, 230196), (744, 191830), (930, 153464), (1240, 115098), (1488, 95915), (1860, 76732), (2480, 57549), (3720, 38366), (7440, 19183)]