249831960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^2$

素因数の和:222

約数の個数: 192

約数和(自身を含む): 883526400

約数和(自身を除く): 633694440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 59, 60, 70, 71, 84, 105, 118, 120, 140, 142, 168, 177, 210, 213, 236, 280, 284, 295, 354, 355, 413, 420, 426, 472, 497, 568, 590, 708, 710, 826, 840, 852, 885, 994, 1065, 1180, 1239, 1416, 1420, 1491, 1652, 1704, 1770, 1988, 2065, 2130, 2360, 2478, 2485, 2840, 2982, 3304, 3540, 3976, 4130, 4189, 4260, 4956, 4970, 5041, 5964, 6195, 7080, 7455, 8260, 8378, 8520, 9912, 9940, 10082, 11928, 12390, 12567, 14910, 15123, 16520, 16756, 19880, 20164, 20945, 24780, 25134, 25205, 29323, 29820, 30246, 33512, 35287, 40328, 41890, 49560, 50268, 50410, 58646, 59640, 60492, 62835, 70574, 75615, 83780, 87969, 100536, 100820, 105861, 117292, 120984, 125670, 141148, 146615, 151230, 167560, 175938, 176435, 201640, 211722, 234584, 251340, 282296, 293230, 297419, 302460, 351876, 352870, 423444, 439845, 502680, 529305, 586460, 594838, 604920, 703752, 705740, 846888, 879690, 892257, 1058610, 1172920, 1189676, 1411480, 1487095, 1759380, 1784514, 2081933, 2117220, 2379352, 2974190, 3518760, 3569028, 4163866, 4234440, 4461285, 5948380, 6245799, 7138056, 8327732, 8922570, 10409665, 11896760, 12491598, 16655464, 17845140, 20819330, 24983196, 31228995, 35690280, 41638660, 49966392, 62457990, 83277320, 124915980, 249831960]

約数ペア:

[(1, 249831960), (2, 124915980), (3, 83277320), (4, 62457990), (5, 49966392), (6, 41638660), (7, 35690280), (8, 31228995), (10, 24983196), (12, 20819330), (14, 17845140), (15, 16655464), (20, 12491598), (21, 11896760), (24, 10409665), (28, 8922570), (30, 8327732), (35, 7138056), (40, 6245799), (42, 5948380), (56, 4461285), (59, 4234440), (60, 4163866), (70, 3569028), (71, 3518760), (84, 2974190), (105, 2379352), (118, 2117220), (120, 2081933), (140, 1784514), (142, 1759380), (168, 1487095), (177, 1411480), (210, 1189676), (213, 1172920), (236, 1058610), (280, 892257), (284, 879690), (295, 846888), (354, 705740), (355, 703752), (413, 604920), (420, 594838), (426, 586460), (472, 529305), (497, 502680), (568, 439845), (590, 423444), (708, 352870), (710, 351876), (826, 302460), (840, 297419), (852, 293230), (885, 282296), (994, 251340), (1065, 234584), (1180, 211722), (1239, 201640), (1416, 176435), (1420, 175938), (1491, 167560), (1652, 151230), (1704, 146615), (1770, 141148), (1988, 125670), (2065, 120984), (2130, 117292), (2360, 105861), (2478, 100820), (2485, 100536), (2840, 87969), (2982, 83780), (3304, 75615), (3540, 70574), (3976, 62835), (4130, 60492), (4189, 59640), (4260, 58646), (4956, 50410), (4970, 50268), (5041, 49560), (5964, 41890), (6195, 40328), (7080, 35287), (7455, 33512), (8260, 30246), (8378, 29820), (8520, 29323), (9912, 25205), (9940, 25134), (10082, 24780), (11928, 20945), (12390, 20164), (12567, 19880), (14910, 16756), (15123, 16520)]