221650240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1867}}^1$

素因数の和:1944

約数の個数: 112

約数和(自身を含む): 614915712

約数和(自身を除く): 393265472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 140, 160, 212, 224, 265, 280, 320, 371, 424, 448, 530, 560, 742, 848, 1060, 1120, 1484, 1696, 1855, 1867, 2120, 2240, 2968, 3392, 3710, 3734, 4240, 5936, 7420, 7468, 8480, 9335, 11872, 13069, 14840, 14936, 16960, 18670, 23744, 26138, 29680, 29872, 37340, 52276, 59360, 59744, 65345, 74680, 98951, 104552, 118720, 119488, 130690, 149360, 197902, 209104, 261380, 298720, 395804, 418208, 494755, 522760, 597440, 692657, 791608, 836416, 989510, 1045520, 1385314, 1583216, 1979020, 2091040, 2770628, 3166432, 3463285, 3958040, 4182080, 5541256, 6332864, 6926570, 7916080, 11082512, 13853140, 15832160, 22165024, 27706280, 31664320, 44330048, 55412560, 110825120, 221650240]

約数ペア:

[(1, 221650240), (2, 110825120), (4, 55412560), (5, 44330048), (7, 31664320), (8, 27706280), (10, 22165024), (14, 15832160), (16, 13853140), (20, 11082512), (28, 7916080), (32, 6926570), (35, 6332864), (40, 5541256), (53, 4182080), (56, 3958040), (64, 3463285), (70, 3166432), (80, 2770628), (106, 2091040), (112, 1979020), (140, 1583216), (160, 1385314), (212, 1045520), (224, 989510), (265, 836416), (280, 791608), (320, 692657), (371, 597440), (424, 522760), (448, 494755), (530, 418208), (560, 395804), (742, 298720), (848, 261380), (1060, 209104), (1120, 197902), (1484, 149360), (1696, 130690), (1855, 119488), (1867, 118720), (2120, 104552), (2240, 98951), (2968, 74680), (3392, 65345), (3710, 59744), (3734, 59360), (4240, 52276), (5936, 37340), (7420, 29872), (7468, 29680), (8480, 26138), (9335, 23744), (11872, 18670), (13069, 16960), (14840, 14936)]