401030520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2039}}^1$

素因数の和:2213

約数の個数: 128

約数和(自身を含む): 1321920000

約数和(自身を除く): 920889480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 149, 165, 220, 264, 298, 330, 440, 447, 596, 660, 745, 894, 1192, 1320, 1490, 1639, 1788, 2039, 2235, 2980, 3278, 3576, 4078, 4470, 4917, 5960, 6117, 6556, 8156, 8195, 8940, 9834, 10195, 12234, 13112, 16312, 16390, 17880, 19668, 20390, 22429, 24468, 24585, 30585, 32780, 39336, 40780, 44858, 48936, 49170, 61170, 65560, 67287, 81560, 89716, 98340, 112145, 122340, 134574, 179432, 196680, 224290, 244680, 269148, 303811, 336435, 448580, 538296, 607622, 672870, 897160, 911433, 1215244, 1345740, 1519055, 1822866, 2430488, 2691480, 3038110, 3341921, 3645732, 4557165, 6076220, 6683842, 7291464, 9114330, 10025763, 12152440, 13367684, 16709605, 18228660, 20051526, 26735368, 33419210, 36457320, 40103052, 50128815, 66838420, 80206104, 100257630, 133676840, 200515260, 401030520]

約数ペア:

[(1, 401030520), (2, 200515260), (3, 133676840), (4, 100257630), (5, 80206104), (6, 66838420), (8, 50128815), (10, 40103052), (11, 36457320), (12, 33419210), (15, 26735368), (20, 20051526), (22, 18228660), (24, 16709605), (30, 13367684), (33, 12152440), (40, 10025763), (44, 9114330), (55, 7291464), (60, 6683842), (66, 6076220), (88, 4557165), (110, 3645732), (120, 3341921), (132, 3038110), (149, 2691480), (165, 2430488), (220, 1822866), (264, 1519055), (298, 1345740), (330, 1215244), (440, 911433), (447, 897160), (596, 672870), (660, 607622), (745, 538296), (894, 448580), (1192, 336435), (1320, 303811), (1490, 269148), (1639, 244680), (1788, 224290), (2039, 196680), (2235, 179432), (2980, 134574), (3278, 122340), (3576, 112145), (4078, 98340), (4470, 89716), (4917, 81560), (5960, 67287), (6117, 65560), (6556, 61170), (8156, 49170), (8195, 48936), (8940, 44858), (9834, 40780), (10195, 39336), (12234, 32780), (13112, 30585), (16312, 24585), (16390, 24468), (17880, 22429), (19668, 20390)]