19214520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 63201600

約数和(自身を除く): 43987080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 109, 113, 120, 130, 156, 195, 218, 226, 260, 312, 327, 339, 390, 436, 452, 520, 545, 565, 654, 678, 780, 872, 904, 1090, 1130, 1308, 1356, 1417, 1469, 1560, 1635, 1695, 2180, 2260, 2616, 2712, 2834, 2938, 3270, 3390, 4251, 4360, 4407, 4520, 5668, 5876, 6540, 6780, 7085, 7345, 8502, 8814, 11336, 11752, 12317, 13080, 13560, 14170, 14690, 17004, 17628, 21255, 22035, 24634, 28340, 29380, 34008, 35256, 36951, 42510, 44070, 49268, 56680, 58760, 61585, 73902, 85020, 88140, 98536, 123170, 147804, 160121, 170040, 176280, 184755, 246340, 295608, 320242, 369510, 480363, 492680, 640484, 739020, 800605, 960726, 1280968, 1478040, 1601210, 1921452, 2401815, 3202420, 3842904, 4803630, 6404840, 9607260, 19214520]

約数ペア:

[(1, 19214520), (2, 9607260), (3, 6404840), (4, 4803630), (5, 3842904), (6, 3202420), (8, 2401815), (10, 1921452), (12, 1601210), (13, 1478040), (15, 1280968), (20, 960726), (24, 800605), (26, 739020), (30, 640484), (39, 492680), (40, 480363), (52, 369510), (60, 320242), (65, 295608), (78, 246340), (104, 184755), (109, 176280), (113, 170040), (120, 160121), (130, 147804), (156, 123170), (195, 98536), (218, 88140), (226, 85020), (260, 73902), (312, 61585), (327, 58760), (339, 56680), (390, 49268), (436, 44070), (452, 42510), (520, 36951), (545, 35256), (565, 34008), (654, 29380), (678, 28340), (780, 24634), (872, 22035), (904, 21255), (1090, 17628), (1130, 17004), (1308, 14690), (1356, 14170), (1417, 13560), (1469, 13080), (1560, 12317), (1635, 11752), (1695, 11336), (2180, 8814), (2260, 8502), (2616, 7345), (2712, 7085), (2834, 6780), (2938, 6540), (3270, 5876), (3390, 5668), (4251, 4520), (4360, 4407)]