207437580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{811}}^1$

素因数の和:869

約数の個数: 216

約数和(自身を含む): 758131920

約数和(自身を除く): 550694340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 49, 58, 60, 63, 70, 84, 87, 90, 98, 105, 116, 126, 140, 145, 147, 174, 180, 196, 203, 210, 245, 252, 261, 290, 294, 315, 348, 406, 420, 435, 441, 490, 522, 580, 588, 609, 630, 735, 811, 812, 870, 882, 980, 1015, 1044, 1218, 1260, 1305, 1421, 1470, 1622, 1740, 1764, 1827, 2030, 2205, 2433, 2436, 2610, 2842, 2940, 3045, 3244, 3654, 4055, 4060, 4263, 4410, 4866, 5220, 5677, 5684, 6090, 7105, 7299, 7308, 8110, 8526, 8820, 9135, 9732, 11354, 12165, 12180, 12789, 14210, 14598, 16220, 17031, 17052, 18270, 21315, 22708, 23519, 24330, 25578, 28385, 28420, 29196, 34062, 36495, 36540, 39739, 42630, 47038, 48660, 51093, 51156, 56770, 63945, 68124, 70557, 72990, 79478, 85155, 85260, 94076, 102186, 113540, 117595, 119217, 127890, 141114, 145980, 158956, 164633, 170310, 198695, 204372, 211671, 235190, 238434, 255465, 255780, 282228, 329266, 340620, 352785, 357651, 397390, 423342, 470380, 476868, 493899, 510930, 596085, 658532, 705570, 715302, 794780, 823165, 846684, 987798, 1021860, 1058355, 1152431, 1192170, 1411140, 1430604, 1481697, 1646330, 1788255, 1975596, 2116710, 2304862, 2384340, 2469495, 2963394, 3292660, 3457293, 3576510, 4233420, 4609724, 4938990, 5762155, 5926788, 6914586, 7153020, 7408485, 9877980, 10371879, 11524310, 13829172, 14816970, 17286465, 20743758, 23048620, 29633940, 34572930, 41487516, 51859395, 69145860, 103718790, 207437580]

約数ペア:

[(1, 207437580), (2, 103718790), (3, 69145860), (4, 51859395), (5, 41487516), (6, 34572930), (7, 29633940), (9, 23048620), (10, 20743758), (12, 17286465), (14, 14816970), (15, 13829172), (18, 11524310), (20, 10371879), (21, 9877980), (28, 7408485), (29, 7153020), (30, 6914586), (35, 5926788), (36, 5762155), (42, 4938990), (45, 4609724), (49, 4233420), (58, 3576510), (60, 3457293), (63, 3292660), (70, 2963394), (84, 2469495), (87, 2384340), (90, 2304862), (98, 2116710), (105, 1975596), (116, 1788255), (126, 1646330), (140, 1481697), (145, 1430604), (147, 1411140), (174, 1192170), (180, 1152431), (196, 1058355), (203, 1021860), (210, 987798), (245, 846684), (252, 823165), (261, 794780), (290, 715302), (294, 705570), (315, 658532), (348, 596085), (406, 510930), (420, 493899), (435, 476868), (441, 470380), (490, 423342), (522, 397390), (580, 357651), (588, 352785), (609, 340620), (630, 329266), (735, 282228), (811, 255780), (812, 255465), (870, 238434), (882, 235190), (980, 211671), (1015, 204372), (1044, 198695), (1218, 170310), (1260, 164633), (1305, 158956), (1421, 145980), (1470, 141114), (1622, 127890), (1740, 119217), (1764, 117595), (1827, 113540), (2030, 102186), (2205, 94076), (2433, 85260), (2436, 85155), (2610, 79478), (2842, 72990), (2940, 70557), (3045, 68124), (3244, 63945), (3654, 56770), (4055, 51156), (4060, 51093), (4263, 48660), (4410, 47038), (4866, 42630), (5220, 39739), (5677, 36540), (5684, 36495), (6090, 34062), (7105, 29196), (7299, 28420), (7308, 28385), (8110, 25578), (8526, 24330), (8820, 23519), (9135, 22708), (9732, 21315), (11354, 18270), (12165, 17052), (12180, 17031), (12789, 16220), (14210, 14598)]