2780226720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{13693}}^1$

素因数の和:13764

約数の個数: 192

約数和(自身を含む): 9938557440

約数和(自身を除く): 7158330720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 72, 80, 90, 94, 96, 108, 120, 135, 141, 144, 160, 180, 188, 216, 235, 240, 270, 282, 288, 360, 376, 423, 432, 470, 480, 540, 564, 705, 720, 752, 846, 864, 940, 1080, 1128, 1269, 1410, 1440, 1504, 1692, 1880, 2115, 2160, 2256, 2538, 2820, 3384, 3760, 4230, 4320, 4512, 5076, 5640, 6345, 6768, 7520, 8460, 10152, 11280, 12690, 13536, 13693, 16920, 20304, 22560, 25380, 27386, 33840, 40608, 41079, 50760, 54772, 67680, 68465, 82158, 101520, 109544, 123237, 136930, 164316, 203040, 205395, 219088, 246474, 273860, 328632, 369711, 410790, 438176, 492948, 547720, 616185, 643571, 657264, 739422, 821580, 985896, 1095440, 1232370, 1287142, 1314528, 1478844, 1643160, 1848555, 1930713, 1971792, 2190880, 2464740, 2574284, 2957688, 3217855, 3286320, 3697110, 3861426, 3943584, 4929480, 5148568, 5792139, 5915376, 6435710, 6572640, 7394220, 7722852, 9653565, 9858960, 10297136, 11584278, 11830752, 12871420, 14788440, 15445704, 17376417, 19307130, 19717920, 20594272, 23168556, 25742840, 28960695, 29576880, 30891408, 34752834, 38614260, 46337112, 51485680, 57921390, 59153760, 61782816, 69505668, 77228520, 86882085, 92674224, 102971360, 115842780, 139011336, 154457040, 173764170, 185348448, 231685560, 278022672, 308914080, 347528340, 463371120, 556045344, 695056680, 926742240, 1390113360, 2780226720]

約数ペア:

[(1, 2780226720), (2, 1390113360), (3, 926742240), (4, 695056680), (5, 556045344), (6, 463371120), (8, 347528340), (9, 308914080), (10, 278022672), (12, 231685560), (15, 185348448), (16, 173764170), (18, 154457040), (20, 139011336), (24, 115842780), (27, 102971360), (30, 92674224), (32, 86882085), (36, 77228520), (40, 69505668), (45, 61782816), (47, 59153760), (48, 57921390), (54, 51485680), (60, 46337112), (72, 38614260), (80, 34752834), (90, 30891408), (94, 29576880), (96, 28960695), (108, 25742840), (120, 23168556), (135, 20594272), (141, 19717920), (144, 19307130), (160, 17376417), (180, 15445704), (188, 14788440), (216, 12871420), (235, 11830752), (240, 11584278), (270, 10297136), (282, 9858960), (288, 9653565), (360, 7722852), (376, 7394220), (423, 6572640), (432, 6435710), (470, 5915376), (480, 5792139), (540, 5148568), (564, 4929480), (705, 3943584), (720, 3861426), (752, 3697110), (846, 3286320), (864, 3217855), (940, 2957688), (1080, 2574284), (1128, 2464740), (1269, 2190880), (1410, 1971792), (1440, 1930713), (1504, 1848555), (1692, 1643160), (1880, 1478844), (2115, 1314528), (2160, 1287142), (2256, 1232370), (2538, 1095440), (2820, 985896), (3384, 821580), (3760, 739422), (4230, 657264), (4320, 643571), (4512, 616185), (5076, 547720), (5640, 492948), (6345, 438176), (6768, 410790), (7520, 369711), (8460, 328632), (10152, 273860), (11280, 246474), (12690, 219088), (13536, 205395), (13693, 203040), (16920, 164316), (20304, 136930), (22560, 123237), (25380, 109544), (27386, 101520), (33840, 82158), (40608, 68465), (41079, 67680), (50760, 54772)]