181417040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{11171}}^1$

素因数の和:11220

約数の個数: 80

約数和(自身を含む): 498718080

約数和(自身を除く): 317301040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 8120, 11171, 16240, 22342, 44684, 55855, 78197, 89368, 111710, 156394, 178736, 223420, 312788, 323959, 390985, 446840, 625576, 647918, 781970, 893680, 1251152, 1295836, 1563940, 1619795, 2267713, 2591672, 3127880, 3239590, 4535426, 5183344, 6255760, 6479180, 9070852, 11338565, 12958360, 18141704, 22677130, 25916720, 36283408, 45354260, 90708520, 181417040]

約数ペア:

[(1, 181417040), (2, 90708520), (4, 45354260), (5, 36283408), (7, 25916720), (8, 22677130), (10, 18141704), (14, 12958360), (16, 11338565), (20, 9070852), (28, 6479180), (29, 6255760), (35, 5183344), (40, 4535426), (56, 3239590), (58, 3127880), (70, 2591672), (80, 2267713), (112, 1619795), (116, 1563940), (140, 1295836), (145, 1251152), (203, 893680), (232, 781970), (280, 647918), (290, 625576), (406, 446840), (464, 390985), (560, 323959), (580, 312788), (812, 223420), (1015, 178736), (1160, 156394), (1624, 111710), (2030, 89368), (2320, 78197), (3248, 55855), (4060, 44684), (8120, 22342), (11171, 16240)]