199395450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{223}}^1\times {\mathrm{1987}}^1$

素因数の和:2228

約数の個数: 72

約数和(自身を含む): 538382208

約数和(自身を除く): 338986758

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 223, 225, 446, 450, 669, 1115, 1338, 1987, 2007, 2230, 3345, 3974, 4014, 5575, 5961, 6690, 9935, 10035, 11150, 11922, 16725, 17883, 19870, 20070, 29805, 33450, 35766, 49675, 50175, 59610, 89415, 99350, 100350, 149025, 178830, 298050, 443101, 447075, 886202, 894150, 1329303, 2215505, 2658606, 3987909, 4431010, 6646515, 7975818, 11077525, 13293030, 19939545, 22155050, 33232575, 39879090, 66465150, 99697725, 199395450]

約数ペア:

[(1, 199395450), (2, 99697725), (3, 66465150), (5, 39879090), (6, 33232575), (9, 22155050), (10, 19939545), (15, 13293030), (18, 11077525), (25, 7975818), (30, 6646515), (45, 4431010), (50, 3987909), (75, 2658606), (90, 2215505), (150, 1329303), (223, 894150), (225, 886202), (446, 447075), (450, 443101), (669, 298050), (1115, 178830), (1338, 149025), (1987, 100350), (2007, 99350), (2230, 89415), (3345, 59610), (3974, 50175), (4014, 49675), (5575, 35766), (5961, 33450), (6690, 29805), (9935, 20070), (10035, 19870), (11150, 17883), (11922, 16725)]