31776800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:211

約数の個数: 144

約数和(自身を含む): 88869312

約数和(自身を除く): 57092512

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 25, 32, 40, 44, 46, 50, 55, 80, 88, 92, 100, 110, 115, 157, 160, 176, 184, 200, 220, 230, 253, 275, 314, 352, 368, 400, 440, 460, 506, 550, 575, 628, 736, 785, 800, 880, 920, 1012, 1100, 1150, 1256, 1265, 1570, 1727, 1760, 1840, 2024, 2200, 2300, 2512, 2530, 3140, 3454, 3611, 3680, 3925, 4048, 4400, 4600, 5024, 5060, 6280, 6325, 6908, 7222, 7850, 8096, 8635, 8800, 9200, 10120, 12560, 12650, 13816, 14444, 15700, 17270, 18055, 18400, 20240, 25120, 25300, 27632, 28888, 31400, 34540, 36110, 39721, 40480, 43175, 50600, 55264, 57776, 62800, 69080, 72220, 79442, 86350, 90275, 101200, 115552, 125600, 138160, 144440, 158884, 172700, 180550, 198605, 202400, 276320, 288880, 317768, 345400, 361100, 397210, 577760, 635536, 690800, 722200, 794420, 993025, 1271072, 1381600, 1444400, 1588840, 1986050, 2888800, 3177680, 3972100, 6355360, 7944200, 15888400, 31776800]

約数ペア:

[(1, 31776800), (2, 15888400), (4, 7944200), (5, 6355360), (8, 3972100), (10, 3177680), (11, 2888800), (16, 1986050), (20, 1588840), (22, 1444400), (23, 1381600), (25, 1271072), (32, 993025), (40, 794420), (44, 722200), (46, 690800), (50, 635536), (55, 577760), (80, 397210), (88, 361100), (92, 345400), (100, 317768), (110, 288880), (115, 276320), (157, 202400), (160, 198605), (176, 180550), (184, 172700), (200, 158884), (220, 144440), (230, 138160), (253, 125600), (275, 115552), (314, 101200), (352, 90275), (368, 86350), (400, 79442), (440, 72220), (460, 69080), (506, 62800), (550, 57776), (575, 55264), (628, 50600), (736, 43175), (785, 40480), (800, 39721), (880, 36110), (920, 34540), (1012, 31400), (1100, 28888), (1150, 27632), (1256, 25300), (1265, 25120), (1570, 20240), (1727, 18400), (1760, 18055), (1840, 17270), (2024, 15700), (2200, 14444), (2300, 13816), (2512, 12650), (2530, 12560), (3140, 10120), (3454, 9200), (3611, 8800), (3680, 8635), (3925, 8096), (4048, 7850), (4400, 7222), (4600, 6908), (5024, 6325), (5060, 6280)]