18731014720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{280069}}^1$

素因数の和:280116

約数の個数: 112

約数和(自身を含む): 51219201600

約数和(自身を除く): 32488186880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 608, 704, 760, 836, 880, 1045, 1216, 1520, 1672, 1760, 2090, 3040, 3344, 3520, 4180, 6080, 6688, 8360, 13376, 16720, 33440, 66880, 280069, 560138, 1120276, 1400345, 2240552, 2800690, 3080759, 4481104, 5321311, 5601380, 6161518, 8962208, 10642622, 11202760, 12323036, 15403795, 17924416, 21285244, 22405520, 24646072, 26606555, 30807590, 42570488, 44811040, 49292144, 53213110, 58534421, 61615180, 85140976, 89622080, 98584288, 106426220, 117068842, 123230360, 170281952, 197168576, 212852440, 234137684, 246460720, 292672105, 340563904, 425704880, 468275368, 492921440, 585344210, 851409760, 936550736, 985842880, 1170688420, 1702819520, 1873101472, 2341376840, 3746202944, 4682753680, 9365507360, 18731014720]

約数ペア:

[(1, 18731014720), (2, 9365507360), (4, 4682753680), (5, 3746202944), (8, 2341376840), (10, 1873101472), (11, 1702819520), (16, 1170688420), (19, 985842880), (20, 936550736), (22, 851409760), (32, 585344210), (38, 492921440), (40, 468275368), (44, 425704880), (55, 340563904), (64, 292672105), (76, 246460720), (80, 234137684), (88, 212852440), (95, 197168576), (110, 170281952), (152, 123230360), (160, 117068842), (176, 106426220), (190, 98584288), (209, 89622080), (220, 85140976), (304, 61615180), (320, 58534421), (352, 53213110), (380, 49292144), (418, 44811040), (440, 42570488), (608, 30807590), (704, 26606555), (760, 24646072), (836, 22405520), (880, 21285244), (1045, 17924416), (1216, 15403795), (1520, 12323036), (1672, 11202760), (1760, 10642622), (2090, 8962208), (3040, 6161518), (3344, 5601380), (3520, 5321311), (4180, 4481104), (6080, 3080759), (6688, 2800690), (8360, 2240552), (13376, 1400345), (16720, 1120276), (33440, 560138), (66880, 280069)]