21490465680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1755757}}^1$

素因数の和:1755793

約数の個数: 120

約数和(自身を含む): 76417611192

約数和(自身を除く): 54927145512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 360, 408, 510, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1530, 2040, 2448, 3060, 4080, 6120, 12240, 1755757, 3511514, 5267271, 7023028, 8778785, 10534542, 14046056, 15801813, 17557570, 21069084, 26336355, 28092112, 29847869, 31603626, 35115140, 42138168, 52672710, 59695738, 63207252, 70230280, 79009065, 84276336, 89543607, 105345420, 119391476, 126414504, 140460560, 149239345, 158018130, 179087214, 210690840, 238782952, 252829008, 268630821, 298478690, 316036260, 358174428, 421381680, 447718035, 477565904, 537261642, 596957380, 632072520, 716348856, 895436070, 1074523284, 1193914760, 1264145040, 1343154105, 1432697712, 1790872140, 2149046568, 2387829520, 2686308210, 3581744280, 4298093136, 5372616420, 7163488560, 10745232840, 21490465680]

約数ペア:

[(1, 21490465680), (2, 10745232840), (3, 7163488560), (4, 5372616420), (5, 4298093136), (6, 3581744280), (8, 2686308210), (9, 2387829520), (10, 2149046568), (12, 1790872140), (15, 1432697712), (16, 1343154105), (17, 1264145040), (18, 1193914760), (20, 1074523284), (24, 895436070), (30, 716348856), (34, 632072520), (36, 596957380), (40, 537261642), (45, 477565904), (48, 447718035), (51, 421381680), (60, 358174428), (68, 316036260), (72, 298478690), (80, 268630821), (85, 252829008), (90, 238782952), (102, 210690840), (120, 179087214), (136, 158018130), (144, 149239345), (153, 140460560), (170, 126414504), (180, 119391476), (204, 105345420), (240, 89543607), (255, 84276336), (272, 79009065), (306, 70230280), (340, 63207252), (360, 59695738), (408, 52672710), (510, 42138168), (612, 35115140), (680, 31603626), (720, 29847869), (765, 28092112), (816, 26336355), (1020, 21069084), (1224, 17557570), (1360, 15801813), (1530, 14046056), (2040, 10534542), (2448, 8778785), (3060, 7023028), (4080, 5267271), (6120, 3511514), (12240, 1755757)]