153959820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21563}}^1$

素因数の和:21599

約数の個数: 96

約数和(自身を含む): 521676288

約数和(自身を除く): 367716468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 21563, 43126, 64689, 86252, 107815, 129378, 150941, 215630, 258756, 301882, 323445, 366571, 431260, 452823, 603764, 646890, 733142, 754705, 905646, 1099713, 1293780, 1466284, 1509410, 1811292, 1832855, 2199426, 2264115, 2565997, 3018820, 3665710, 4398852, 4528230, 5131994, 5498565, 7331420, 7697991, 9056460, 10263988, 10997130, 12829985, 15395982, 21994260, 25659970, 30791964, 38489955, 51319940, 76979910, 153959820]

約数ペア:

[(1, 153959820), (2, 76979910), (3, 51319940), (4, 38489955), (5, 30791964), (6, 25659970), (7, 21994260), (10, 15395982), (12, 12829985), (14, 10997130), (15, 10263988), (17, 9056460), (20, 7697991), (21, 7331420), (28, 5498565), (30, 5131994), (34, 4528230), (35, 4398852), (42, 3665710), (51, 3018820), (60, 2565997), (68, 2264115), (70, 2199426), (84, 1832855), (85, 1811292), (102, 1509410), (105, 1466284), (119, 1293780), (140, 1099713), (170, 905646), (204, 754705), (210, 733142), (238, 646890), (255, 603764), (340, 452823), (357, 431260), (420, 366571), (476, 323445), (510, 301882), (595, 258756), (714, 215630), (1020, 150941), (1190, 129378), (1428, 107815), (1785, 86252), (2380, 64689), (3570, 43126), (7140, 21563)]