145538428

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1409}}^1$

素因数の和:1475

約数の個数: 72

約数和(自身を含む): 324051840

約数和(自身を除く): 178513412

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 49, 62, 68, 98, 119, 124, 196, 217, 238, 434, 476, 527, 833, 868, 1054, 1409, 1519, 1666, 2108, 2818, 3038, 3332, 3689, 5636, 6076, 7378, 9863, 14756, 19726, 23953, 25823, 39452, 43679, 47906, 51646, 69041, 87358, 95812, 103292, 138082, 167671, 174716, 276164, 305753, 335342, 611506, 670684, 742543, 1173697, 1223012, 1485086, 2140271, 2347394, 2970172, 4280542, 4694788, 5197801, 8561084, 10395602, 20791204, 36384607, 72769214, 145538428]

約数ペア:

[(1, 145538428), (2, 72769214), (4, 36384607), (7, 20791204), (14, 10395602), (17, 8561084), (28, 5197801), (31, 4694788), (34, 4280542), (49, 2970172), (62, 2347394), (68, 2140271), (98, 1485086), (119, 1223012), (124, 1173697), (196, 742543), (217, 670684), (238, 611506), (434, 335342), (476, 305753), (527, 276164), (833, 174716), (868, 167671), (1054, 138082), (1409, 103292), (1519, 95812), (1666, 87358), (2108, 69041), (2818, 51646), (3038, 47906), (3332, 43679), (3689, 39452), (5636, 25823), (6076, 23953), (7378, 19726), (9863, 14756)]