16355220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{5563}}^1$

素因数の和:5589

約数の個数: 72

約数和(自身を含む): 53280864

約数和(自身を除く): 36925644

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 5563, 11126, 16689, 22252, 27815, 33378, 38941, 55630, 66756, 77882, 83445, 111260, 116823, 155764, 166890, 194705, 233646, 272587, 333780, 389410, 467292, 545174, 584115, 778820, 817761, 1090348, 1168230, 1362935, 1635522, 2336460, 2725870, 3271044, 4088805, 5451740, 8177610, 16355220]

約数ペア:

[(1, 16355220), (2, 8177610), (3, 5451740), (4, 4088805), (5, 3271044), (6, 2725870), (7, 2336460), (10, 1635522), (12, 1362935), (14, 1168230), (15, 1090348), (20, 817761), (21, 778820), (28, 584115), (30, 545174), (35, 467292), (42, 389410), (49, 333780), (60, 272587), (70, 233646), (84, 194705), (98, 166890), (105, 155764), (140, 116823), (147, 111260), (196, 83445), (210, 77882), (245, 66756), (294, 55630), (420, 38941), (490, 33378), (588, 27815), (735, 22252), (980, 16689), (1470, 11126), (2940, 5563)]