649872840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1801}}^1$

素因数の和:1943

約数の個数: 128

約数和(自身を含む): 2034385920

約数和(自身を除く): 1384513080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 97, 120, 124, 155, 186, 194, 248, 291, 310, 372, 388, 465, 485, 582, 620, 744, 776, 930, 970, 1164, 1240, 1455, 1801, 1860, 1940, 2328, 2910, 3007, 3602, 3720, 3880, 5403, 5820, 6014, 7204, 9005, 9021, 10806, 11640, 12028, 14408, 15035, 18010, 18042, 21612, 24056, 27015, 30070, 36020, 36084, 43224, 45105, 54030, 55831, 60140, 72040, 72168, 90210, 108060, 111662, 120280, 167493, 174697, 180420, 216120, 223324, 279155, 334986, 349394, 360840, 446648, 524091, 558310, 669972, 698788, 837465, 873485, 1048182, 1116620, 1339944, 1397576, 1674930, 1746970, 2096364, 2233240, 2620455, 3349860, 3493940, 4192728, 5240910, 5415607, 6699720, 6987880, 10481820, 10831214, 16246821, 20963640, 21662428, 27078035, 32493642, 43324856, 54156070, 64987284, 81234105, 108312140, 129974568, 162468210, 216624280, 324936420, 649872840]

約数ペア:

[(1, 649872840), (2, 324936420), (3, 216624280), (4, 162468210), (5, 129974568), (6, 108312140), (8, 81234105), (10, 64987284), (12, 54156070), (15, 43324856), (20, 32493642), (24, 27078035), (30, 21662428), (31, 20963640), (40, 16246821), (60, 10831214), (62, 10481820), (93, 6987880), (97, 6699720), (120, 5415607), (124, 5240910), (155, 4192728), (186, 3493940), (194, 3349860), (248, 2620455), (291, 2233240), (310, 2096364), (372, 1746970), (388, 1674930), (465, 1397576), (485, 1339944), (582, 1116620), (620, 1048182), (744, 873485), (776, 837465), (930, 698788), (970, 669972), (1164, 558310), (1240, 524091), (1455, 446648), (1801, 360840), (1860, 349394), (1940, 334986), (2328, 279155), (2910, 223324), (3007, 216120), (3602, 180420), (3720, 174697), (3880, 167493), (5403, 120280), (5820, 111662), (6014, 108060), (7204, 90210), (9005, 72168), (9021, 72040), (10806, 60140), (11640, 55831), (12028, 54030), (14408, 45105), (15035, 43224), (18010, 36084), (18042, 36020), (21612, 30070), (24056, 27015)]