221162880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{907}}^1$

素因数の和:1056

約数の個数: 128

約数和(自身を含む): 711290880

約数和(自身を除く): 490128000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 320, 381, 384, 480, 508, 635, 640, 762, 907, 960, 1016, 1270, 1524, 1814, 1905, 1920, 2032, 2540, 2721, 3048, 3628, 3810, 4064, 4535, 5080, 5442, 6096, 7256, 7620, 8128, 9070, 10160, 10884, 12192, 13605, 14512, 15240, 16256, 18140, 20320, 21768, 24384, 27210, 29024, 30480, 36280, 40640, 43536, 48768, 54420, 58048, 60960, 72560, 81280, 87072, 108840, 115189, 116096, 121920, 145120, 174144, 217680, 230378, 243840, 290240, 345567, 348288, 435360, 460756, 575945, 580480, 691134, 870720, 921512, 1151890, 1382268, 1727835, 1741440, 1843024, 2303780, 2764536, 3455670, 3686048, 4607560, 5529072, 6911340, 7372096, 9215120, 11058144, 13822680, 14744192, 18430240, 22116288, 27645360, 36860480, 44232576, 55290720, 73720960, 110581440, 221162880]

約数ペア:

[(1, 221162880), (2, 110581440), (3, 73720960), (4, 55290720), (5, 44232576), (6, 36860480), (8, 27645360), (10, 22116288), (12, 18430240), (15, 14744192), (16, 13822680), (20, 11058144), (24, 9215120), (30, 7372096), (32, 6911340), (40, 5529072), (48, 4607560), (60, 3686048), (64, 3455670), (80, 2764536), (96, 2303780), (120, 1843024), (127, 1741440), (128, 1727835), (160, 1382268), (192, 1151890), (240, 921512), (254, 870720), (320, 691134), (381, 580480), (384, 575945), (480, 460756), (508, 435360), (635, 348288), (640, 345567), (762, 290240), (907, 243840), (960, 230378), (1016, 217680), (1270, 174144), (1524, 145120), (1814, 121920), (1905, 116096), (1920, 115189), (2032, 108840), (2540, 87072), (2721, 81280), (3048, 72560), (3628, 60960), (3810, 58048), (4064, 54420), (4535, 48768), (5080, 43536), (5442, 40640), (6096, 36280), (7256, 30480), (7620, 29024), (8128, 27210), (9070, 24384), (10160, 21768), (10884, 20320), (12192, 18140), (13605, 16256), (14512, 15240)]