223877720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{5717}}^1$

素因数の和:5828

約数の個数: 64

約数和(自身を含む): 555789600

約数和(自身を除く): 331911880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 89, 110, 178, 220, 356, 440, 445, 712, 890, 979, 1780, 1958, 3560, 3916, 4895, 5717, 7832, 9790, 11434, 19580, 22868, 28585, 39160, 45736, 57170, 62887, 114340, 125774, 228680, 251548, 314435, 503096, 508813, 628870, 1017626, 1257740, 2035252, 2515480, 2544065, 4070504, 5088130, 5596943, 10176260, 11193886, 20352520, 22387772, 27984715, 44775544, 55969430, 111938860, 223877720]

約数ペア:

[(1, 223877720), (2, 111938860), (4, 55969430), (5, 44775544), (8, 27984715), (10, 22387772), (11, 20352520), (20, 11193886), (22, 10176260), (40, 5596943), (44, 5088130), (55, 4070504), (88, 2544065), (89, 2515480), (110, 2035252), (178, 1257740), (220, 1017626), (356, 628870), (440, 508813), (445, 503096), (712, 314435), (890, 251548), (979, 228680), (1780, 125774), (1958, 114340), (3560, 62887), (3916, 57170), (4895, 45736), (5717, 39160), (7832, 28585), (9790, 22868), (11434, 19580)]