65145780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:518

約数の個数: 144

約数和(自身を含む): 228009600

約数和(自身を除く): 162863820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 149, 180, 210, 252, 298, 315, 347, 420, 447, 596, 630, 694, 745, 894, 1041, 1043, 1260, 1341, 1388, 1490, 1735, 1788, 2082, 2086, 2235, 2429, 2682, 2980, 3123, 3129, 3470, 4164, 4172, 4470, 4858, 5205, 5215, 5364, 6246, 6258, 6705, 6940, 7287, 8940, 9387, 9716, 10410, 10430, 12145, 12492, 12516, 13410, 14574, 15615, 15645, 18774, 20820, 20860, 21861, 24290, 26820, 29148, 31230, 31290, 36435, 37548, 43722, 46935, 48580, 51703, 62460, 62580, 72870, 87444, 93870, 103406, 109305, 145740, 155109, 187740, 206812, 218610, 258515, 310218, 361921, 437220, 465327, 517030, 620436, 723842, 775545, 930654, 1034060, 1085763, 1447684, 1551090, 1809605, 1861308, 2171526, 2326635, 3102180, 3257289, 3619210, 4343052, 4653270, 5428815, 6514578, 7238420, 9306540, 10857630, 13029156, 16286445, 21715260, 32572890, 65145780]

約数ペア:

[(1, 65145780), (2, 32572890), (3, 21715260), (4, 16286445), (5, 13029156), (6, 10857630), (7, 9306540), (9, 7238420), (10, 6514578), (12, 5428815), (14, 4653270), (15, 4343052), (18, 3619210), (20, 3257289), (21, 3102180), (28, 2326635), (30, 2171526), (35, 1861308), (36, 1809605), (42, 1551090), (45, 1447684), (60, 1085763), (63, 1034060), (70, 930654), (84, 775545), (90, 723842), (105, 620436), (126, 517030), (140, 465327), (149, 437220), (180, 361921), (210, 310218), (252, 258515), (298, 218610), (315, 206812), (347, 187740), (420, 155109), (447, 145740), (596, 109305), (630, 103406), (694, 93870), (745, 87444), (894, 72870), (1041, 62580), (1043, 62460), (1260, 51703), (1341, 48580), (1388, 46935), (1490, 43722), (1735, 37548), (1788, 36435), (2082, 31290), (2086, 31230), (2235, 29148), (2429, 26820), (2682, 24290), (2980, 21861), (3123, 20860), (3129, 20820), (3470, 18774), (4164, 15645), (4172, 15615), (4470, 14574), (4858, 13410), (5205, 12516), (5215, 12492), (5364, 12145), (6246, 10430), (6258, 10410), (6705, 9716), (6940, 9387), (7287, 8940)]