55163220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:702

約数の個数: 144

約数和(自身を含む): 186157440

約数和(自身を除く): 130994220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 70, 84, 87, 98, 105, 116, 140, 145, 147, 174, 196, 203, 210, 245, 290, 294, 348, 406, 420, 435, 490, 580, 588, 609, 647, 735, 812, 870, 980, 1015, 1218, 1294, 1421, 1470, 1740, 1941, 2030, 2436, 2588, 2842, 2940, 3045, 3235, 3882, 4060, 4263, 4529, 5684, 6090, 6470, 7105, 7764, 8526, 9058, 9705, 12180, 12940, 13587, 14210, 17052, 18116, 18763, 19410, 21315, 22645, 27174, 28420, 31703, 37526, 38820, 42630, 45290, 54348, 56289, 63406, 67935, 75052, 85260, 90580, 93815, 95109, 112578, 126812, 131341, 135870, 158515, 187630, 190218, 225156, 262682, 271740, 281445, 317030, 375260, 380436, 394023, 475545, 525364, 562890, 634060, 656705, 788046, 919387, 951090, 1125780, 1313410, 1576092, 1838774, 1902180, 1970115, 2626820, 2758161, 3677548, 3940230, 4596935, 5516322, 7880460, 9193870, 11032644, 13790805, 18387740, 27581610, 55163220]

約数ペア:

[(1, 55163220), (2, 27581610), (3, 18387740), (4, 13790805), (5, 11032644), (6, 9193870), (7, 7880460), (10, 5516322), (12, 4596935), (14, 3940230), (15, 3677548), (20, 2758161), (21, 2626820), (28, 1970115), (29, 1902180), (30, 1838774), (35, 1576092), (42, 1313410), (49, 1125780), (58, 951090), (60, 919387), (70, 788046), (84, 656705), (87, 634060), (98, 562890), (105, 525364), (116, 475545), (140, 394023), (145, 380436), (147, 375260), (174, 317030), (196, 281445), (203, 271740), (210, 262682), (245, 225156), (290, 190218), (294, 187630), (348, 158515), (406, 135870), (420, 131341), (435, 126812), (490, 112578), (580, 95109), (588, 93815), (609, 90580), (647, 85260), (735, 75052), (812, 67935), (870, 63406), (980, 56289), (1015, 54348), (1218, 45290), (1294, 42630), (1421, 38820), (1470, 37526), (1740, 31703), (1941, 28420), (2030, 27174), (2436, 22645), (2588, 21315), (2842, 19410), (2940, 18763), (3045, 18116), (3235, 17052), (3882, 14210), (4060, 13587), (4263, 12940), (4529, 12180), (5684, 9705), (6090, 9058), (6470, 8526), (7105, 7764)]