221745480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5419}}^1$

素因数の和:5475

約数の個数: 128

約数和(自身を含む): 749260800

約数和(自身を除く): 527515320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 620, 660, 682, 744, 930, 1023, 1240, 1320, 1364, 1705, 1860, 2046, 2728, 3410, 3720, 4092, 5115, 5419, 6820, 8184, 10230, 10838, 13640, 16257, 20460, 21676, 27095, 32514, 40920, 43352, 54190, 59609, 65028, 81285, 108380, 119218, 130056, 162570, 167989, 178827, 216760, 238436, 298045, 325140, 335978, 357654, 476872, 503967, 596090, 650280, 671956, 715308, 839945, 894135, 1007934, 1192180, 1343912, 1430616, 1679890, 1788270, 1847879, 2015868, 2384360, 2519835, 3359780, 3576540, 3695758, 4031736, 5039670, 5543637, 6719560, 7153080, 7391516, 9239395, 10079340, 11087274, 14783032, 18478790, 20158680, 22174548, 27718185, 36957580, 44349096, 55436370, 73915160, 110872740, 221745480]

約数ペア:

[(1, 221745480), (2, 110872740), (3, 73915160), (4, 55436370), (5, 44349096), (6, 36957580), (8, 27718185), (10, 22174548), (11, 20158680), (12, 18478790), (15, 14783032), (20, 11087274), (22, 10079340), (24, 9239395), (30, 7391516), (31, 7153080), (33, 6719560), (40, 5543637), (44, 5039670), (55, 4031736), (60, 3695758), (62, 3576540), (66, 3359780), (88, 2519835), (93, 2384360), (110, 2015868), (120, 1847879), (124, 1788270), (132, 1679890), (155, 1430616), (165, 1343912), (186, 1192180), (220, 1007934), (248, 894135), (264, 839945), (310, 715308), (330, 671956), (341, 650280), (372, 596090), (440, 503967), (465, 476872), (620, 357654), (660, 335978), (682, 325140), (744, 298045), (930, 238436), (1023, 216760), (1240, 178827), (1320, 167989), (1364, 162570), (1705, 130056), (1860, 119218), (2046, 108380), (2728, 81285), (3410, 65028), (3720, 59609), (4092, 54190), (5115, 43352), (5419, 40920), (6820, 32514), (8184, 27095), (10230, 21676), (10838, 20460), (13640, 16257)]