202498380

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{2551}}^1$

素因数の和:2586

約数の個数: 180

約数和(自身を含む): 739248048

約数和(自身を除く): 536749668

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 980, 1134, 1260, 1323, 1470, 1620, 1764, 1890, 2205, 2268, 2551, 2646, 2835, 2940, 3780, 3969, 4410, 5102, 5292, 5670, 6615, 7653, 7938, 8820, 10204, 11340, 12755, 13230, 15306, 15876, 17857, 19845, 22959, 25510, 26460, 30612, 35714, 38265, 39690, 45918, 51020, 53571, 68877, 71428, 76530, 79380, 89285, 91836, 107142, 114795, 124999, 137754, 153060, 160713, 178570, 206631, 214284, 229590, 249998, 267855, 275508, 321426, 344385, 357140, 374997, 413262, 459180, 482139, 499996, 535710, 624995, 642852, 688770, 749994, 803565, 826524, 964278, 1033155, 1071420, 1124991, 1249990, 1377540, 1446417, 1499988, 1607130, 1874985, 1928556, 2066310, 2249982, 2410695, 2499980, 2892834, 3214260, 3374973, 3749970, 4132620, 4499964, 4821390, 5624955, 5785668, 6749946, 7232085, 7499940, 9642780, 10124919, 11249910, 13499892, 14464170, 16874865, 20249838, 22499820, 28928340, 33749730, 40499676, 50624595, 67499460, 101249190, 202498380]

約数ペア:

[(1, 202498380), (2, 101249190), (3, 67499460), (4, 50624595), (5, 40499676), (6, 33749730), (7, 28928340), (9, 22499820), (10, 20249838), (12, 16874865), (14, 14464170), (15, 13499892), (18, 11249910), (20, 10124919), (21, 9642780), (27, 7499940), (28, 7232085), (30, 6749946), (35, 5785668), (36, 5624955), (42, 4821390), (45, 4499964), (49, 4132620), (54, 3749970), (60, 3374973), (63, 3214260), (70, 2892834), (81, 2499980), (84, 2410695), (90, 2249982), (98, 2066310), (105, 1928556), (108, 1874985), (126, 1607130), (135, 1499988), (140, 1446417), (147, 1377540), (162, 1249990), (180, 1124991), (189, 1071420), (196, 1033155), (210, 964278), (245, 826524), (252, 803565), (270, 749994), (294, 688770), (315, 642852), (324, 624995), (378, 535710), (405, 499996), (420, 482139), (441, 459180), (490, 413262), (540, 374997), (567, 357140), (588, 344385), (630, 321426), (735, 275508), (756, 267855), (810, 249998), (882, 229590), (945, 214284), (980, 206631), (1134, 178570), (1260, 160713), (1323, 153060), (1470, 137754), (1620, 124999), (1764, 114795), (1890, 107142), (2205, 91836), (2268, 89285), (2551, 79380), (2646, 76530), (2835, 71428), (2940, 68877), (3780, 53571), (3969, 51020), (4410, 45918), (5102, 39690), (5292, 38265), (5670, 35714), (6615, 30612), (7653, 26460), (7938, 25510), (8820, 22959), (10204, 19845), (11340, 17857), (12755, 15876), (13230, 15306)]