27887820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1439}}^1$

素因数の和:1487

約数の個数: 96

約数和(自身を含む): 87091200

約数和(自身を除く): 59203380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 170, 190, 204, 228, 255, 285, 323, 340, 380, 510, 570, 646, 969, 1020, 1140, 1292, 1439, 1615, 1938, 2878, 3230, 3876, 4317, 4845, 5756, 6460, 7195, 8634, 9690, 14390, 17268, 19380, 21585, 24463, 27341, 28780, 43170, 48926, 54682, 73389, 82023, 86340, 97852, 109364, 122315, 136705, 146778, 164046, 244630, 273410, 293556, 328092, 366945, 410115, 464797, 489260, 546820, 733890, 820230, 929594, 1394391, 1467780, 1640460, 1859188, 2323985, 2788782, 4647970, 5577564, 6971955, 9295940, 13943910, 27887820]

約数ペア:

[(1, 27887820), (2, 13943910), (3, 9295940), (4, 6971955), (5, 5577564), (6, 4647970), (10, 2788782), (12, 2323985), (15, 1859188), (17, 1640460), (19, 1467780), (20, 1394391), (30, 929594), (34, 820230), (38, 733890), (51, 546820), (57, 489260), (60, 464797), (68, 410115), (76, 366945), (85, 328092), (95, 293556), (102, 273410), (114, 244630), (170, 164046), (190, 146778), (204, 136705), (228, 122315), (255, 109364), (285, 97852), (323, 86340), (340, 82023), (380, 73389), (510, 54682), (570, 48926), (646, 43170), (969, 28780), (1020, 27341), (1140, 24463), (1292, 21585), (1439, 19380), (1615, 17268), (1938, 14390), (2878, 9690), (3230, 8634), (3876, 7195), (4317, 6460), (4845, 5756)]