64804860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:497

約数の個数: 120

約数和(自身を含む): 205719360

約数和(自身を除く): 140914500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 109, 135, 162, 180, 218, 270, 324, 327, 367, 405, 436, 540, 545, 654, 734, 810, 981, 1090, 1101, 1308, 1468, 1620, 1635, 1835, 1962, 2180, 2202, 2943, 3270, 3303, 3670, 3924, 4404, 4905, 5505, 5886, 6540, 6606, 7340, 8829, 9810, 9909, 11010, 11772, 13212, 14715, 16515, 17658, 19620, 19818, 22020, 29430, 29727, 33030, 35316, 39636, 40003, 44145, 49545, 58860, 59454, 66060, 80006, 88290, 99090, 118908, 120009, 148635, 160012, 176580, 198180, 200015, 240018, 297270, 360027, 400030, 480036, 594540, 600045, 720054, 800060, 1080081, 1200090, 1440108, 1800135, 2160162, 2400180, 3240243, 3600270, 4320324, 5400405, 6480486, 7200540, 10800810, 12960972, 16201215, 21601620, 32402430, 64804860]

約数ペア:

[(1, 64804860), (2, 32402430), (3, 21601620), (4, 16201215), (5, 12960972), (6, 10800810), (9, 7200540), (10, 6480486), (12, 5400405), (15, 4320324), (18, 3600270), (20, 3240243), (27, 2400180), (30, 2160162), (36, 1800135), (45, 1440108), (54, 1200090), (60, 1080081), (81, 800060), (90, 720054), (108, 600045), (109, 594540), (135, 480036), (162, 400030), (180, 360027), (218, 297270), (270, 240018), (324, 200015), (327, 198180), (367, 176580), (405, 160012), (436, 148635), (540, 120009), (545, 118908), (654, 99090), (734, 88290), (810, 80006), (981, 66060), (1090, 59454), (1101, 58860), (1308, 49545), (1468, 44145), (1620, 40003), (1635, 39636), (1835, 35316), (1962, 33030), (2180, 29727), (2202, 29430), (2943, 22020), (3270, 19818), (3303, 19620), (3670, 17658), (3924, 16515), (4404, 14715), (4905, 13212), (5505, 11772), (5886, 11010), (6540, 9909), (6606, 9810), (7340, 8829)]