55445880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:613

約数の個数: 128

約数和(自身を含む): 191808000

約数和(自身を除く): 136362120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 149, 168, 210, 280, 298, 420, 443, 447, 596, 745, 840, 886, 894, 1043, 1192, 1329, 1490, 1772, 1788, 2086, 2215, 2235, 2658, 2980, 3101, 3129, 3544, 3576, 4172, 4430, 4470, 5215, 5316, 5960, 6202, 6258, 6645, 8344, 8860, 8940, 9303, 10430, 10632, 12404, 12516, 13290, 15505, 15645, 17720, 17880, 18606, 20860, 24808, 25032, 26580, 31010, 31290, 37212, 41720, 46515, 53160, 62020, 62580, 66007, 74424, 93030, 124040, 125160, 132014, 186060, 198021, 264028, 330035, 372120, 396042, 462049, 528056, 660070, 792084, 924098, 990105, 1320140, 1386147, 1584168, 1848196, 1980210, 2310245, 2640280, 2772294, 3696392, 3960420, 4620490, 5544588, 6930735, 7920840, 9240980, 11089176, 13861470, 18481960, 27722940, 55445880]

約数ペア:

[(1, 55445880), (2, 27722940), (3, 18481960), (4, 13861470), (5, 11089176), (6, 9240980), (7, 7920840), (8, 6930735), (10, 5544588), (12, 4620490), (14, 3960420), (15, 3696392), (20, 2772294), (21, 2640280), (24, 2310245), (28, 1980210), (30, 1848196), (35, 1584168), (40, 1386147), (42, 1320140), (56, 990105), (60, 924098), (70, 792084), (84, 660070), (105, 528056), (120, 462049), (140, 396042), (149, 372120), (168, 330035), (210, 264028), (280, 198021), (298, 186060), (420, 132014), (443, 125160), (447, 124040), (596, 93030), (745, 74424), (840, 66007), (886, 62580), (894, 62020), (1043, 53160), (1192, 46515), (1329, 41720), (1490, 37212), (1772, 31290), (1788, 31010), (2086, 26580), (2215, 25032), (2235, 24808), (2658, 20860), (2980, 18606), (3101, 17880), (3129, 17720), (3544, 15645), (3576, 15505), (4172, 13290), (4430, 12516), (4470, 12404), (5215, 10632), (5316, 10430), (5960, 9303), (6202, 8940), (6258, 8860), (6645, 8344)]