18089520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3967}}^1$

素因数の和:4002

約数の個数: 80

約数和(自身を含む): 59043840

約数和(自身を除く): 40954320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 3967, 4560, 7934, 11901, 15868, 19835, 23802, 31736, 39670, 47604, 59505, 63472, 75373, 79340, 95208, 119010, 150746, 158680, 190416, 226119, 238020, 301492, 317360, 376865, 452238, 476040, 602984, 753730, 904476, 952080, 1130595, 1205968, 1507460, 1808952, 2261190, 3014920, 3617904, 4522380, 6029840, 9044760, 18089520]

約数ペア:

[(1, 18089520), (2, 9044760), (3, 6029840), (4, 4522380), (5, 3617904), (6, 3014920), (8, 2261190), (10, 1808952), (12, 1507460), (15, 1205968), (16, 1130595), (19, 952080), (20, 904476), (24, 753730), (30, 602984), (38, 476040), (40, 452238), (48, 376865), (57, 317360), (60, 301492), (76, 238020), (80, 226119), (95, 190416), (114, 158680), (120, 150746), (152, 119010), (190, 95208), (228, 79340), (240, 75373), (285, 63472), (304, 59505), (380, 47604), (456, 39670), (570, 31736), (760, 23802), (912, 19835), (1140, 15868), (1520, 11901), (2280, 7934), (3967, 4560)]