65915760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1021}}^1$

素因数の和:1306

約数の個数: 80

約数和(自身を含む): 205299360

約数和(自身を除く): 139383600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 269, 538, 807, 1021, 1076, 1345, 1614, 2042, 2152, 2690, 3063, 3228, 4035, 4084, 4304, 5105, 5380, 6126, 6456, 8070, 8168, 10210, 10760, 12252, 12912, 15315, 16140, 16336, 20420, 21520, 24504, 30630, 32280, 40840, 49008, 61260, 64560, 81680, 122520, 245040, 274649, 549298, 823947, 1098596, 1373245, 1647894, 2197192, 2746490, 3295788, 4119735, 4394384, 5492980, 6591576, 8239470, 10985960, 13183152, 16478940, 21971920, 32957880, 65915760]

約数ペア:

[(1, 65915760), (2, 32957880), (3, 21971920), (4, 16478940), (5, 13183152), (6, 10985960), (8, 8239470), (10, 6591576), (12, 5492980), (15, 4394384), (16, 4119735), (20, 3295788), (24, 2746490), (30, 2197192), (40, 1647894), (48, 1373245), (60, 1098596), (80, 823947), (120, 549298), (240, 274649), (269, 245040), (538, 122520), (807, 81680), (1021, 64560), (1076, 61260), (1345, 49008), (1614, 40840), (2042, 32280), (2152, 30630), (2690, 24504), (3063, 21520), (3228, 20420), (4035, 16336), (4084, 16140), (4304, 15315), (5105, 12912), (5380, 12252), (6126, 10760), (6456, 10210), (8070, 8168)]