219493820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{9277}}^1$

素因数の和:9319

約数の個数: 72

約数和(自身を含む): 570485664

約数和(自身を除く): 350991844

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 3380, 4732, 5915, 9277, 11830, 18554, 23660, 37108, 46385, 64939, 92770, 120601, 129878, 185540, 241202, 259756, 324695, 482404, 603005, 649390, 844207, 1206010, 1298780, 1567813, 1688414, 2412020, 3135626, 3376828, 4221035, 6271252, 7839065, 8442070, 10974691, 15678130, 16884140, 21949382, 31356260, 43898764, 54873455, 109746910, 219493820]

約数ペア:

[(1, 219493820), (2, 109746910), (4, 54873455), (5, 43898764), (7, 31356260), (10, 21949382), (13, 16884140), (14, 15678130), (20, 10974691), (26, 8442070), (28, 7839065), (35, 6271252), (52, 4221035), (65, 3376828), (70, 3135626), (91, 2412020), (130, 1688414), (140, 1567813), (169, 1298780), (182, 1206010), (260, 844207), (338, 649390), (364, 603005), (455, 482404), (676, 324695), (845, 259756), (910, 241202), (1183, 185540), (1690, 129878), (1820, 120601), (2366, 92770), (3380, 64939), (4732, 46385), (5915, 37108), (9277, 23660), (11830, 18554)]