321304060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:264

約数の個数: 192

約数和(自身を含む): 903168000

約数和(自身を除く): 581863940

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 55, 70, 76, 77, 79, 95, 110, 133, 139, 140, 154, 158, 190, 209, 220, 266, 278, 308, 316, 380, 385, 395, 418, 532, 553, 556, 665, 695, 770, 790, 836, 869, 973, 1045, 1106, 1330, 1390, 1463, 1501, 1529, 1540, 1580, 1738, 1946, 2090, 2212, 2641, 2660, 2765, 2780, 2926, 3002, 3058, 3476, 3892, 4180, 4345, 4865, 5282, 5530, 5852, 6004, 6083, 6116, 7315, 7505, 7645, 8690, 9730, 10507, 10564, 10703, 10981, 11060, 12166, 13205, 14630, 15010, 15290, 16511, 17380, 18487, 19460, 21014, 21406, 21962, 24332, 26410, 29051, 29260, 30020, 30415, 30580, 33022, 36974, 42028, 42812, 43924, 52535, 52820, 53515, 54905, 58102, 60830, 66044, 73948, 76867, 82555, 92435, 105070, 107030, 109810, 115577, 116204, 120791, 121660, 145255, 153734, 165110, 184870, 203357, 208639, 210140, 214060, 219620, 231154, 241582, 290510, 307468, 330220, 369740, 384335, 406714, 417278, 462308, 483164, 577885, 581020, 603955, 768670, 813428, 834556, 845537, 1016785, 1043195, 1155770, 1207910, 1460473, 1537340, 1691074, 2033570, 2086390, 2295029, 2311540, 2415820, 2920946, 3382148, 4067140, 4172780, 4227685, 4590058, 5841892, 7302365, 8455370, 9180116, 11475145, 14604730, 16065203, 16910740, 22950290, 29209460, 32130406, 45900580, 64260812, 80326015, 160652030, 321304060]

約数ペア:

[(1, 321304060), (2, 160652030), (4, 80326015), (5, 64260812), (7, 45900580), (10, 32130406), (11, 29209460), (14, 22950290), (19, 16910740), (20, 16065203), (22, 14604730), (28, 11475145), (35, 9180116), (38, 8455370), (44, 7302365), (55, 5841892), (70, 4590058), (76, 4227685), (77, 4172780), (79, 4067140), (95, 3382148), (110, 2920946), (133, 2415820), (139, 2311540), (140, 2295029), (154, 2086390), (158, 2033570), (190, 1691074), (209, 1537340), (220, 1460473), (266, 1207910), (278, 1155770), (308, 1043195), (316, 1016785), (380, 845537), (385, 834556), (395, 813428), (418, 768670), (532, 603955), (553, 581020), (556, 577885), (665, 483164), (695, 462308), (770, 417278), (790, 406714), (836, 384335), (869, 369740), (973, 330220), (1045, 307468), (1106, 290510), (1330, 241582), (1390, 231154), (1463, 219620), (1501, 214060), (1529, 210140), (1540, 208639), (1580, 203357), (1738, 184870), (1946, 165110), (2090, 153734), (2212, 145255), (2641, 121660), (2660, 120791), (2765, 116204), (2780, 115577), (2926, 109810), (3002, 107030), (3058, 105070), (3476, 92435), (3892, 82555), (4180, 76867), (4345, 73948), (4865, 66044), (5282, 60830), (5530, 58102), (5852, 54905), (6004, 53515), (6083, 52820), (6116, 52535), (7315, 43924), (7505, 42812), (7645, 42028), (8690, 36974), (9730, 33022), (10507, 30580), (10564, 30415), (10703, 30020), (10981, 29260), (11060, 29051), (12166, 26410), (13205, 24332), (14630, 21962), (15010, 21406), (15290, 21014), (16511, 19460), (17380, 18487)]