211870120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:384

約数の個数: 192

約数和(自身を含む): 626434560

約数和(自身を除く): 414564440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 49, 55, 56, 62, 70, 77, 88, 98, 110, 124, 140, 154, 155, 196, 217, 220, 245, 248, 280, 308, 310, 317, 341, 385, 392, 434, 440, 490, 539, 616, 620, 634, 682, 770, 868, 980, 1078, 1085, 1240, 1268, 1364, 1519, 1540, 1585, 1705, 1736, 1960, 2156, 2170, 2219, 2387, 2536, 2695, 2728, 3038, 3080, 3170, 3410, 3487, 4312, 4340, 4438, 4774, 5390, 6076, 6340, 6820, 6974, 7595, 8680, 8876, 9548, 9827, 10780, 11095, 11935, 12152, 12680, 13640, 13948, 15190, 15533, 16709, 17435, 17752, 19096, 19654, 21560, 22190, 23870, 24409, 27896, 30380, 31066, 33418, 34870, 39308, 44380, 47740, 48818, 49135, 60760, 62132, 66836, 68789, 69740, 77665, 78616, 83545, 88760, 95480, 97636, 98270, 108097, 122045, 124264, 133672, 137578, 139480, 155330, 167090, 170863, 195272, 196540, 216194, 244090, 275156, 310660, 334180, 341726, 343945, 393080, 432388, 481523, 488180, 540485, 550312, 621320, 668360, 683452, 687890, 756679, 854315, 864776, 963046, 976360, 1080970, 1366904, 1375780, 1513358, 1708630, 1926092, 2161940, 2407615, 2751560, 3026716, 3417260, 3783395, 3852184, 4323880, 4815230, 5296753, 6053432, 6834520, 7566790, 9630460, 10593506, 15133580, 19260920, 21187012, 26483765, 30267160, 42374024, 52967530, 105935060, 211870120]

約数ペア:

[(1, 211870120), (2, 105935060), (4, 52967530), (5, 42374024), (7, 30267160), (8, 26483765), (10, 21187012), (11, 19260920), (14, 15133580), (20, 10593506), (22, 9630460), (28, 7566790), (31, 6834520), (35, 6053432), (40, 5296753), (44, 4815230), (49, 4323880), (55, 3852184), (56, 3783395), (62, 3417260), (70, 3026716), (77, 2751560), (88, 2407615), (98, 2161940), (110, 1926092), (124, 1708630), (140, 1513358), (154, 1375780), (155, 1366904), (196, 1080970), (217, 976360), (220, 963046), (245, 864776), (248, 854315), (280, 756679), (308, 687890), (310, 683452), (317, 668360), (341, 621320), (385, 550312), (392, 540485), (434, 488180), (440, 481523), (490, 432388), (539, 393080), (616, 343945), (620, 341726), (634, 334180), (682, 310660), (770, 275156), (868, 244090), (980, 216194), (1078, 196540), (1085, 195272), (1240, 170863), (1268, 167090), (1364, 155330), (1519, 139480), (1540, 137578), (1585, 133672), (1705, 124264), (1736, 122045), (1960, 108097), (2156, 98270), (2170, 97636), (2219, 95480), (2387, 88760), (2536, 83545), (2695, 78616), (2728, 77665), (3038, 69740), (3080, 68789), (3170, 66836), (3410, 62132), (3487, 60760), (4312, 49135), (4340, 48818), (4438, 47740), (4774, 44380), (5390, 39308), (6076, 34870), (6340, 33418), (6820, 31066), (6974, 30380), (7595, 27896), (8680, 24409), (8876, 23870), (9548, 22190), (9827, 21560), (10780, 19654), (11095, 19096), (11935, 17752), (12152, 17435), (12680, 16709), (13640, 15533), (13948, 15190)]