72000840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{7229}}^1$

素因数の和:7326

約数の個数: 64

約数和(自身を含む): 218635200

約数和(自身を除く): 146634360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3320, 4980, 7229, 9960, 14458, 21687, 28916, 36145, 43374, 57832, 72290, 86748, 108435, 144580, 173496, 216870, 289160, 433740, 600007, 867480, 1200014, 1800021, 2400028, 3000035, 3600042, 4800056, 6000070, 7200084, 9000105, 12000140, 14400168, 18000210, 24000280, 36000420, 72000840]

約数ペア:

[(1, 72000840), (2, 36000420), (3, 24000280), (4, 18000210), (5, 14400168), (6, 12000140), (8, 9000105), (10, 7200084), (12, 6000070), (15, 4800056), (20, 3600042), (24, 3000035), (30, 2400028), (40, 1800021), (60, 1200014), (83, 867480), (120, 600007), (166, 433740), (249, 289160), (332, 216870), (415, 173496), (498, 144580), (664, 108435), (830, 86748), (996, 72290), (1245, 57832), (1660, 43374), (1992, 36145), (2490, 28916), (3320, 21687), (4980, 14458), (7229, 9960)]