19906027920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1455119}}^1$

素因数の和:1455157

約数の個数: 120

約数和(自身を含む): 70369603200

約数和(自身を除く): 50463575280

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, 1455119, 2910238, 4365357, 5820476, 7275595, 8730714, 11640952, 13096071, 14551190, 17461428, 21826785, 23281904, 26192142, 27647261, 29102380, 34922856, 43653570, 52384284, 55294522, 58204760, 65480355, 69845712, 82941783, 87307140, 104768568, 110589044, 116409520, 130960710, 138236305, 165883566, 174614280, 209537136, 221178088, 248825349, 261921420, 276472610, 331767132, 349228560, 414708915, 442356176, 497650698, 523842840, 552945220, 663534264, 829417830, 995301396, 1047685680, 1105890440, 1244126745, 1327068528, 1658835660, 1990602792, 2211780880, 2488253490, 3317671320, 3981205584, 4976506980, 6635342640, 9953013960, 19906027920]

約数ペア:

[(1, 19906027920), (2, 9953013960), (3, 6635342640), (4, 4976506980), (5, 3981205584), (6, 3317671320), (8, 2488253490), (9, 2211780880), (10, 1990602792), (12, 1658835660), (15, 1327068528), (16, 1244126745), (18, 1105890440), (19, 1047685680), (20, 995301396), (24, 829417830), (30, 663534264), (36, 552945220), (38, 523842840), (40, 497650698), (45, 442356176), (48, 414708915), (57, 349228560), (60, 331767132), (72, 276472610), (76, 261921420), (80, 248825349), (90, 221178088), (95, 209537136), (114, 174614280), (120, 165883566), (144, 138236305), (152, 130960710), (171, 116409520), (180, 110589044), (190, 104768568), (228, 87307140), (240, 82941783), (285, 69845712), (304, 65480355), (342, 58204760), (360, 55294522), (380, 52384284), (456, 43653570), (570, 34922856), (684, 29102380), (720, 27647261), (760, 26192142), (855, 23281904), (912, 21826785), (1140, 17461428), (1368, 14551190), (1520, 13096071), (1710, 11640952), (2280, 8730714), (2736, 7275595), (3420, 5820476), (4560, 4365357), (6840, 2910238), (13680, 1455119)]