390519900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{2729}}^1$

素因数の和:2805

約数の個数: 144

約数和(自身を含む): 1279605600

約数和(自身を除く): 889085700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 53, 54, 60, 75, 90, 100, 106, 108, 135, 150, 159, 180, 212, 225, 265, 270, 300, 318, 450, 477, 530, 540, 636, 675, 795, 900, 954, 1060, 1325, 1350, 1431, 1590, 1908, 2385, 2650, 2700, 2729, 2862, 3180, 3975, 4770, 5300, 5458, 5724, 7155, 7950, 8187, 9540, 10916, 11925, 13645, 14310, 15900, 16374, 23850, 24561, 27290, 28620, 32748, 35775, 40935, 47700, 49122, 54580, 68225, 71550, 73683, 81870, 98244, 122805, 136450, 143100, 144637, 147366, 163740, 204675, 245610, 272900, 289274, 294732, 368415, 409350, 433911, 491220, 578548, 614025, 723185, 736830, 818700, 867822, 1228050, 1301733, 1446370, 1473660, 1735644, 1842075, 2169555, 2456100, 2603466, 2892740, 3615925, 3684150, 3905199, 4339110, 5206932, 6508665, 7231850, 7368300, 7810398, 8678220, 10847775, 13017330, 14463700, 15620796, 19525995, 21695550, 26034660, 32543325, 39051990, 43391100, 65086650, 78103980, 97629975, 130173300, 195259950, 390519900]

約数ペア:

[(1, 390519900), (2, 195259950), (3, 130173300), (4, 97629975), (5, 78103980), (6, 65086650), (9, 43391100), (10, 39051990), (12, 32543325), (15, 26034660), (18, 21695550), (20, 19525995), (25, 15620796), (27, 14463700), (30, 13017330), (36, 10847775), (45, 8678220), (50, 7810398), (53, 7368300), (54, 7231850), (60, 6508665), (75, 5206932), (90, 4339110), (100, 3905199), (106, 3684150), (108, 3615925), (135, 2892740), (150, 2603466), (159, 2456100), (180, 2169555), (212, 1842075), (225, 1735644), (265, 1473660), (270, 1446370), (300, 1301733), (318, 1228050), (450, 867822), (477, 818700), (530, 736830), (540, 723185), (636, 614025), (675, 578548), (795, 491220), (900, 433911), (954, 409350), (1060, 368415), (1325, 294732), (1350, 289274), (1431, 272900), (1590, 245610), (1908, 204675), (2385, 163740), (2650, 147366), (2700, 144637), (2729, 143100), (2862, 136450), (3180, 122805), (3975, 98244), (4770, 81870), (5300, 73683), (5458, 71550), (5724, 68225), (7155, 54580), (7950, 49122), (8187, 47700), (9540, 40935), (10916, 35775), (11925, 32748), (13645, 28620), (14310, 27290), (15900, 24561), (16374, 23850)]