55146520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:377

約数の個数: 128

約数和(自身を含む): 150958080

約数和(自身を除く): 95811560

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 88, 104, 110, 124, 130, 143, 155, 220, 248, 260, 286, 310, 311, 341, 403, 440, 520, 572, 620, 622, 682, 715, 806, 1144, 1240, 1244, 1364, 1430, 1555, 1612, 1705, 2015, 2488, 2728, 2860, 3110, 3224, 3410, 3421, 4030, 4043, 4433, 5720, 6220, 6820, 6842, 8060, 8086, 8866, 9641, 12440, 13640, 13684, 16120, 16172, 17105, 17732, 19282, 20215, 22165, 27368, 32344, 34210, 35464, 38564, 40430, 44330, 44473, 48205, 68420, 77128, 80860, 88660, 88946, 96410, 106051, 125333, 136840, 161720, 177320, 177892, 192820, 212102, 222365, 250666, 355784, 385640, 424204, 444730, 501332, 530255, 626665, 848408, 889460, 1002664, 1060510, 1253330, 1378663, 1778920, 2121020, 2506660, 2757326, 4242040, 5013320, 5514652, 6893315, 11029304, 13786630, 27573260, 55146520]

約数ペア:

[(1, 55146520), (2, 27573260), (4, 13786630), (5, 11029304), (8, 6893315), (10, 5514652), (11, 5013320), (13, 4242040), (20, 2757326), (22, 2506660), (26, 2121020), (31, 1778920), (40, 1378663), (44, 1253330), (52, 1060510), (55, 1002664), (62, 889460), (65, 848408), (88, 626665), (104, 530255), (110, 501332), (124, 444730), (130, 424204), (143, 385640), (155, 355784), (220, 250666), (248, 222365), (260, 212102), (286, 192820), (310, 177892), (311, 177320), (341, 161720), (403, 136840), (440, 125333), (520, 106051), (572, 96410), (620, 88946), (622, 88660), (682, 80860), (715, 77128), (806, 68420), (1144, 48205), (1240, 44473), (1244, 44330), (1364, 40430), (1430, 38564), (1555, 35464), (1612, 34210), (1705, 32344), (2015, 27368), (2488, 22165), (2728, 20215), (2860, 19282), (3110, 17732), (3224, 17105), (3410, 16172), (3421, 16120), (4030, 13684), (4043, 13640), (4433, 12440), (5720, 9641), (6220, 8866), (6820, 8086), (6842, 8060)]