816271920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59669}}^1$

素因数の和:59707

約数の個数: 120

約数和(自身を含む): 2885641200

約数和(自身を除く): 2069369280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 59669, 119338, 179007, 238676, 298345, 358014, 477352, 537021, 596690, 716028, 895035, 954704, 1074042, 1133711, 1193380, 1432056, 1790070, 2148084, 2267422, 2386760, 2685105, 2864112, 3401133, 3580140, 4296168, 4534844, 4773520, 5370210, 5668555, 6802266, 7160280, 8592336, 9069688, 10203399, 10740420, 11337110, 13604532, 14320560, 17005665, 18139376, 20406798, 21480840, 22674220, 27209064, 34011330, 40813596, 42961680, 45348440, 51016995, 54418128, 68022660, 81627192, 90696880, 102033990, 136045320, 163254384, 204067980, 272090640, 408135960, 816271920]

約数ペア:

[(1, 816271920), (2, 408135960), (3, 272090640), (4, 204067980), (5, 163254384), (6, 136045320), (8, 102033990), (9, 90696880), (10, 81627192), (12, 68022660), (15, 54418128), (16, 51016995), (18, 45348440), (19, 42961680), (20, 40813596), (24, 34011330), (30, 27209064), (36, 22674220), (38, 21480840), (40, 20406798), (45, 18139376), (48, 17005665), (57, 14320560), (60, 13604532), (72, 11337110), (76, 10740420), (80, 10203399), (90, 9069688), (95, 8592336), (114, 7160280), (120, 6802266), (144, 5668555), (152, 5370210), (171, 4773520), (180, 4534844), (190, 4296168), (228, 3580140), (240, 3401133), (285, 2864112), (304, 2685105), (342, 2386760), (360, 2267422), (380, 2148084), (456, 1790070), (570, 1432056), (684, 1193380), (720, 1133711), (760, 1074042), (855, 954704), (912, 895035), (1140, 716028), (1368, 596690), (1520, 537021), (1710, 477352), (2280, 358014), (2736, 298345), (3420, 238676), (4560, 179007), (6840, 119338), (13680, 59669)]