219345756

素因数分解:

$2^2\times 3^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:389

約数の個数: 120

約数和(自身を含む): 624914304

約数和(自身を除く): 405568548

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 49, 69, 84, 92, 98, 138, 147, 161, 196, 276, 294, 322, 331, 343, 483, 588, 644, 662, 686, 966, 993, 1029, 1127, 1324, 1372, 1932, 1986, 2058, 2254, 2317, 2401, 3381, 3972, 4116, 4508, 4634, 4802, 6762, 6951, 7203, 7613, 7889, 9268, 9604, 13524, 13902, 14406, 15226, 15778, 16219, 22839, 23667, 27804, 28812, 30452, 31556, 32438, 45678, 47334, 48657, 53291, 55223, 64876, 91356, 94668, 97314, 106582, 110446, 113533, 159873, 165669, 194628, 213164, 220892, 227066, 319746, 331338, 340599, 373037, 454132, 639492, 662676, 681198, 746074, 794731, 1119111, 1362396, 1492148, 1589462, 2238222, 2384193, 2611259, 3178924, 4476444, 4768386, 5222518, 7833777, 9536772, 10445036, 15667554, 18278813, 31335108, 36557626, 54836439, 73115252, 109672878, 219345756]

約数ペア:

[(1, 219345756), (2, 109672878), (3, 73115252), (4, 54836439), (6, 36557626), (7, 31335108), (12, 18278813), (14, 15667554), (21, 10445036), (23, 9536772), (28, 7833777), (42, 5222518), (46, 4768386), (49, 4476444), (69, 3178924), (84, 2611259), (92, 2384193), (98, 2238222), (138, 1589462), (147, 1492148), (161, 1362396), (196, 1119111), (276, 794731), (294, 746074), (322, 681198), (331, 662676), (343, 639492), (483, 454132), (588, 373037), (644, 340599), (662, 331338), (686, 319746), (966, 227066), (993, 220892), (1029, 213164), (1127, 194628), (1324, 165669), (1372, 159873), (1932, 113533), (1986, 110446), (2058, 106582), (2254, 97314), (2317, 94668), (2401, 91356), (3381, 64876), (3972, 55223), (4116, 53291), (4508, 48657), (4634, 47334), (4802, 45678), (6762, 32438), (6951, 31556), (7203, 30452), (7613, 28812), (7889, 27804), (9268, 23667), (9604, 22839), (13524, 16219), (13902, 15778), (14406, 15226)]