245995400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:208

約数の個数: 192

約数和(自身を含む): 693705600

約数和(自身を除く): 447710200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 29, 35, 40, 50, 56, 58, 70, 73, 83, 100, 116, 140, 145, 146, 166, 175, 200, 203, 232, 280, 290, 292, 332, 350, 365, 406, 415, 511, 580, 581, 584, 664, 700, 725, 730, 812, 830, 1015, 1022, 1160, 1162, 1400, 1450, 1460, 1624, 1660, 1825, 2030, 2044, 2075, 2117, 2324, 2407, 2555, 2900, 2905, 2920, 3320, 3650, 4060, 4088, 4150, 4234, 4648, 4814, 5075, 5110, 5800, 5810, 6059, 7300, 8120, 8300, 8468, 9628, 10150, 10220, 10585, 11620, 12035, 12118, 12775, 14525, 14600, 14819, 16600, 16849, 16936, 19256, 20300, 20440, 21170, 23240, 24070, 24236, 25550, 29050, 29638, 30295, 33698, 40600, 42340, 42413, 48140, 48472, 51100, 52925, 58100, 59276, 60175, 60590, 67396, 74095, 84245, 84680, 84826, 96280, 102200, 105850, 116200, 118552, 120350, 121180, 134792, 148190, 151475, 168490, 169652, 175711, 211700, 212065, 240700, 242360, 296380, 302950, 336980, 339304, 351422, 370475, 421225, 423400, 424130, 481400, 592760, 605900, 673960, 702844, 740950, 842450, 848260, 878555, 1060325, 1211800, 1229977, 1405688, 1481900, 1684900, 1696520, 1757110, 2120650, 2459954, 2963800, 3369800, 3514220, 4241300, 4392775, 4919908, 6149885, 7028440, 8482600, 8785550, 9839816, 12299770, 17571100, 24599540, 30749425, 35142200, 49199080, 61498850, 122997700, 245995400]

約数ペア:

[(1, 245995400), (2, 122997700), (4, 61498850), (5, 49199080), (7, 35142200), (8, 30749425), (10, 24599540), (14, 17571100), (20, 12299770), (25, 9839816), (28, 8785550), (29, 8482600), (35, 7028440), (40, 6149885), (50, 4919908), (56, 4392775), (58, 4241300), (70, 3514220), (73, 3369800), (83, 2963800), (100, 2459954), (116, 2120650), (140, 1757110), (145, 1696520), (146, 1684900), (166, 1481900), (175, 1405688), (200, 1229977), (203, 1211800), (232, 1060325), (280, 878555), (290, 848260), (292, 842450), (332, 740950), (350, 702844), (365, 673960), (406, 605900), (415, 592760), (511, 481400), (580, 424130), (581, 423400), (584, 421225), (664, 370475), (700, 351422), (725, 339304), (730, 336980), (812, 302950), (830, 296380), (1015, 242360), (1022, 240700), (1160, 212065), (1162, 211700), (1400, 175711), (1450, 169652), (1460, 168490), (1624, 151475), (1660, 148190), (1825, 134792), (2030, 121180), (2044, 120350), (2075, 118552), (2117, 116200), (2324, 105850), (2407, 102200), (2555, 96280), (2900, 84826), (2905, 84680), (2920, 84245), (3320, 74095), (3650, 67396), (4060, 60590), (4088, 60175), (4150, 59276), (4234, 58100), (4648, 52925), (4814, 51100), (5075, 48472), (5110, 48140), (5800, 42413), (5810, 42340), (6059, 40600), (7300, 33698), (8120, 30295), (8300, 29638), (8468, 29050), (9628, 25550), (10150, 24236), (10220, 24070), (10585, 23240), (11620, 21170), (12035, 20440), (12118, 20300), (12775, 19256), (14525, 16936), (14600, 16849), (14819, 16600)]