720217008

素因数分解:

$2^4\times 3^6\times 7^1\times {\mathrm{8821}}^1$

素因数の和:8854

約数の個数: 140

約数和(自身を含む): 2391326608

約数和(自身を除く): 1671109600

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 243, 252, 324, 336, 378, 432, 486, 504, 567, 648, 729, 756, 972, 1008, 1134, 1296, 1458, 1512, 1701, 1944, 2268, 2916, 3024, 3402, 3888, 4536, 5103, 5832, 6804, 8821, 9072, 10206, 11664, 13608, 17642, 20412, 26463, 27216, 35284, 40824, 52926, 61747, 70568, 79389, 81648, 105852, 123494, 141136, 158778, 185241, 211704, 238167, 246988, 317556, 370482, 423408, 476334, 493976, 555723, 635112, 714501, 740964, 952668, 987952, 1111446, 1270224, 1429002, 1481928, 1667169, 1905336, 2143503, 2222892, 2858004, 2963856, 3334338, 3810672, 4287006, 4445784, 5001507, 5716008, 6430509, 6668676, 8574012, 8891568, 10003014, 11432016, 12861018, 13337352, 15004521, 17148024, 20006028, 25722036, 26674704, 30009042, 34296048, 40012056, 45013563, 51444072, 60018084, 80024112, 90027126, 102888144, 120036168, 180054252, 240072336, 360108504, 720217008]

約数ペア:

[(1, 720217008), (2, 360108504), (3, 240072336), (4, 180054252), (6, 120036168), (7, 102888144), (8, 90027126), (9, 80024112), (12, 60018084), (14, 51444072), (16, 45013563), (18, 40012056), (21, 34296048), (24, 30009042), (27, 26674704), (28, 25722036), (36, 20006028), (42, 17148024), (48, 15004521), (54, 13337352), (56, 12861018), (63, 11432016), (72, 10003014), (81, 8891568), (84, 8574012), (108, 6668676), (112, 6430509), (126, 5716008), (144, 5001507), (162, 4445784), (168, 4287006), (189, 3810672), (216, 3334338), (243, 2963856), (252, 2858004), (324, 2222892), (336, 2143503), (378, 1905336), (432, 1667169), (486, 1481928), (504, 1429002), (567, 1270224), (648, 1111446), (729, 987952), (756, 952668), (972, 740964), (1008, 714501), (1134, 635112), (1296, 555723), (1458, 493976), (1512, 476334), (1701, 423408), (1944, 370482), (2268, 317556), (2916, 246988), (3024, 238167), (3402, 211704), (3888, 185241), (4536, 158778), (5103, 141136), (5832, 123494), (6804, 105852), (8821, 81648), (9072, 79389), (10206, 70568), (11664, 61747), (13608, 52926), (17642, 40824), (20412, 35284), (26463, 27216)]