55180860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{137}}^2$

素因数の和:300

約数の個数: 108

約数和(自身を含む): 181053432

約数和(自身を除く): 125872572

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 137, 140, 147, 196, 210, 245, 274, 294, 411, 420, 490, 548, 588, 685, 735, 822, 959, 980, 1370, 1470, 1644, 1918, 2055, 2740, 2877, 2940, 3836, 4110, 4795, 5754, 6713, 8220, 9590, 11508, 13426, 14385, 18769, 19180, 20139, 26852, 28770, 33565, 37538, 40278, 56307, 57540, 67130, 75076, 80556, 93845, 100695, 112614, 131383, 134260, 187690, 201390, 225228, 262766, 281535, 375380, 394149, 402780, 525532, 563070, 656915, 788298, 919681, 1126140, 1313830, 1576596, 1839362, 1970745, 2627660, 2759043, 3678724, 3941490, 4598405, 5518086, 7882980, 9196810, 11036172, 13795215, 18393620, 27590430, 55180860]

約数ペア:

[(1, 55180860), (2, 27590430), (3, 18393620), (4, 13795215), (5, 11036172), (6, 9196810), (7, 7882980), (10, 5518086), (12, 4598405), (14, 3941490), (15, 3678724), (20, 2759043), (21, 2627660), (28, 1970745), (30, 1839362), (35, 1576596), (42, 1313830), (49, 1126140), (60, 919681), (70, 788298), (84, 656915), (98, 563070), (105, 525532), (137, 402780), (140, 394149), (147, 375380), (196, 281535), (210, 262766), (245, 225228), (274, 201390), (294, 187690), (411, 134260), (420, 131383), (490, 112614), (548, 100695), (588, 93845), (685, 80556), (735, 75076), (822, 67130), (959, 57540), (980, 56307), (1370, 40278), (1470, 37538), (1644, 33565), (1918, 28770), (2055, 26852), (2740, 20139), (2877, 19180), (2940, 18769), (3836, 14385), (4110, 13426), (4795, 11508), (5754, 9590), (6713, 8220)]