2500311240

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{15749}}^1$

素因数の和:15786

約数の個数: 240

約数和(自身を含む): 9776497500

約数和(自身を除く): 7276186260

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 441, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 840, 882, 945, 980, 1080, 1134, 1176, 1260, 1323, 1470, 1512, 1620, 1764, 1890, 1960, 2205, 2268, 2520, 2646, 2835, 2940, 3240, 3528, 3780, 3969, 4410, 4536, 5292, 5670, 5880, 6615, 7560, 7938, 8820, 10584, 11340, 13230, 15749, 15876, 17640, 19845, 22680, 26460, 31498, 31752, 39690, 47247, 52920, 62996, 78745, 79380, 94494, 110243, 125992, 141741, 157490, 158760, 188988, 220486, 236235, 283482, 314980, 330729, 377976, 425223, 440972, 472470, 551215, 566964, 629960, 661458, 708705, 771701, 850446, 881944, 944940, 992187, 1102430, 1133928, 1275669, 1322916, 1417410, 1543402, 1653645, 1700892, 1889880, 1984374, 2126115, 2204860, 2315103, 2551338, 2645832, 2834820, 2976561, 3086804, 3307290, 3401784, 3858505, 3968748, 4252230, 4409720, 4630206, 4960935, 5102676, 5669640, 5953122, 6173608, 6378345, 6614580, 6945309, 7717010, 7937496, 8504460, 8929683, 9260412, 9921870, 10205352, 11575515, 11906244, 12756690, 13229160, 13890618, 14882805, 15434020, 17008920, 17859366, 18520824, 19843740, 20835927, 23151030, 23812488, 25513380, 27781236, 29765610, 30868040, 34726545, 35718732, 39687480, 41671854, 44648415, 46302060, 51026760, 55562472, 59531220, 62507781, 69453090, 71437464, 83343708, 89296830, 92604120, 104179635, 119062440, 125015562, 138906180, 166687416, 178593660, 208359270, 250031124, 277812360, 312538905, 357187320, 416718540, 500062248, 625077810, 833437080, 1250155620, 2500311240]

約数ペア:

[(1, 2500311240), (2, 1250155620), (3, 833437080), (4, 625077810), (5, 500062248), (6, 416718540), (7, 357187320), (8, 312538905), (9, 277812360), (10, 250031124), (12, 208359270), (14, 178593660), (15, 166687416), (18, 138906180), (20, 125015562), (21, 119062440), (24, 104179635), (27, 92604120), (28, 89296830), (30, 83343708), (35, 71437464), (36, 69453090), (40, 62507781), (42, 59531220), (45, 55562472), (49, 51026760), (54, 46302060), (56, 44648415), (60, 41671854), (63, 39687480), (70, 35718732), (72, 34726545), (81, 30868040), (84, 29765610), (90, 27781236), (98, 25513380), (105, 23812488), (108, 23151030), (120, 20835927), (126, 19843740), (135, 18520824), (140, 17859366), (147, 17008920), (162, 15434020), (168, 14882805), (180, 13890618), (189, 13229160), (196, 12756690), (210, 11906244), (216, 11575515), (245, 10205352), (252, 9921870), (270, 9260412), (280, 8929683), (294, 8504460), (315, 7937496), (324, 7717010), (360, 6945309), (378, 6614580), (392, 6378345), (405, 6173608), (420, 5953122), (441, 5669640), (490, 5102676), (504, 4960935), (540, 4630206), (567, 4409720), (588, 4252230), (630, 3968748), (648, 3858505), (735, 3401784), (756, 3307290), (810, 3086804), (840, 2976561), (882, 2834820), (945, 2645832), (980, 2551338), (1080, 2315103), (1134, 2204860), (1176, 2126115), (1260, 1984374), (1323, 1889880), (1470, 1700892), (1512, 1653645), (1620, 1543402), (1764, 1417410), (1890, 1322916), (1960, 1275669), (2205, 1133928), (2268, 1102430), (2520, 992187), (2646, 944940), (2835, 881944), (2940, 850446), (3240, 771701), (3528, 708705), (3780, 661458), (3969, 629960), (4410, 566964), (4536, 551215), (5292, 472470), (5670, 440972), (5880, 425223), (6615, 377976), (7560, 330729), (7938, 314980), (8820, 283482), (10584, 236235), (11340, 220486), (13230, 188988), (15749, 158760), (15876, 157490), (17640, 141741), (19845, 125992), (22680, 110243), (26460, 94494), (31498, 79380), (31752, 78745), (39690, 62996), (47247, 52920)]