380980782

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:407

約数の個数: 144

約数和(自身を含む): 1045699200

約数和(自身を除く): 664718418

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 149, 182, 223, 234, 273, 294, 298, 441, 446, 447, 546, 637, 669, 819, 882, 894, 1043, 1274, 1338, 1341, 1561, 1638, 1911, 1937, 2007, 2086, 2682, 2899, 3122, 3129, 3822, 3874, 4014, 4683, 5733, 5798, 5811, 6258, 7301, 8697, 9366, 9387, 10927, 11466, 11622, 13559, 14049, 14602, 17394, 17433, 18774, 20293, 21854, 21903, 26091, 27118, 28098, 32781, 33227, 34866, 40586, 40677, 43806, 52182, 60879, 65562, 65709, 66454, 81354, 94913, 98343, 99681, 121758, 122031, 131418, 142051, 182637, 189826, 196686, 199362, 232589, 244062, 284102, 284739, 299043, 365274, 426153, 431951, 465178, 569478, 598086, 697767, 852306, 854217, 863902, 1278459, 1295853, 1395534, 1628123, 1708434, 2093301, 2556918, 2591706, 3023657, 3256246, 3887559, 4186602, 4884369, 6047314, 7775118, 9070971, 9768738, 14653107, 18141942, 21165599, 27212913, 29306214, 42331198, 54425826, 63496797, 126993594, 190490391, 380980782]

約数ペア:

[(1, 380980782), (2, 190490391), (3, 126993594), (6, 63496797), (7, 54425826), (9, 42331198), (13, 29306214), (14, 27212913), (18, 21165599), (21, 18141942), (26, 14653107), (39, 9768738), (42, 9070971), (49, 7775118), (63, 6047314), (78, 4884369), (91, 4186602), (98, 3887559), (117, 3256246), (126, 3023657), (147, 2591706), (149, 2556918), (182, 2093301), (223, 1708434), (234, 1628123), (273, 1395534), (294, 1295853), (298, 1278459), (441, 863902), (446, 854217), (447, 852306), (546, 697767), (637, 598086), (669, 569478), (819, 465178), (882, 431951), (894, 426153), (1043, 365274), (1274, 299043), (1338, 284739), (1341, 284102), (1561, 244062), (1638, 232589), (1911, 199362), (1937, 196686), (2007, 189826), (2086, 182637), (2682, 142051), (2899, 131418), (3122, 122031), (3129, 121758), (3822, 99681), (3874, 98343), (4014, 94913), (4683, 81354), (5733, 66454), (5798, 65709), (5811, 65562), (6258, 60879), (7301, 52182), (8697, 43806), (9366, 40677), (9387, 40586), (10927, 34866), (11466, 33227), (11622, 32781), (13559, 28098), (14049, 27118), (14602, 26091), (17394, 21903), (17433, 21854), (18774, 20293)]