213271920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{98737}}^1$

素因数の和:98759

約数の個数: 80

約数和(自身を含む): 734610720

約数和(自身を除く): 521338800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 98737, 197474, 296211, 394948, 493685, 592422, 789896, 888633, 987370, 1184844, 1481055, 1579792, 1777266, 1974740, 2369688, 2665899, 2962110, 3554532, 3949480, 4443165, 4739376, 5331798, 5924220, 7109064, 7898960, 8886330, 10663596, 11848440, 13329495, 14218128, 17772660, 21327192, 23696880, 26658990, 35545320, 42654384, 53317980, 71090640, 106635960, 213271920]

約数ペア:

[(1, 213271920), (2, 106635960), (3, 71090640), (4, 53317980), (5, 42654384), (6, 35545320), (8, 26658990), (9, 23696880), (10, 21327192), (12, 17772660), (15, 14218128), (16, 13329495), (18, 11848440), (20, 10663596), (24, 8886330), (27, 7898960), (30, 7109064), (36, 5924220), (40, 5331798), (45, 4739376), (48, 4443165), (54, 3949480), (60, 3554532), (72, 2962110), (80, 2665899), (90, 2369688), (108, 1974740), (120, 1777266), (135, 1579792), (144, 1481055), (180, 1184844), (216, 987370), (240, 888633), (270, 789896), (360, 592422), (432, 493685), (540, 394948), (720, 296211), (1080, 197474), (2160, 98737)]