21802320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:409

約数の個数: 120

約数和(自身を含む): 74164896

約数和(自身を除く): 52362576

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 107, 120, 144, 180, 214, 240, 283, 321, 360, 428, 535, 566, 642, 720, 849, 856, 963, 1070, 1132, 1284, 1415, 1605, 1698, 1712, 1926, 2140, 2264, 2547, 2568, 2830, 3210, 3396, 3852, 4245, 4280, 4528, 4815, 5094, 5136, 5660, 6420, 6792, 7704, 8490, 8560, 9630, 10188, 11320, 12735, 12840, 13584, 15408, 16980, 19260, 20376, 22640, 25470, 25680, 30281, 33960, 38520, 40752, 50940, 60562, 67920, 77040, 90843, 101880, 121124, 151405, 181686, 203760, 242248, 272529, 302810, 363372, 454215, 484496, 545058, 605620, 726744, 908430, 1090116, 1211240, 1362645, 1453488, 1816860, 2180232, 2422480, 2725290, 3633720, 4360464, 5450580, 7267440, 10901160, 21802320]

約数ペア:

[(1, 21802320), (2, 10901160), (3, 7267440), (4, 5450580), (5, 4360464), (6, 3633720), (8, 2725290), (9, 2422480), (10, 2180232), (12, 1816860), (15, 1453488), (16, 1362645), (18, 1211240), (20, 1090116), (24, 908430), (30, 726744), (36, 605620), (40, 545058), (45, 484496), (48, 454215), (60, 363372), (72, 302810), (80, 272529), (90, 242248), (107, 203760), (120, 181686), (144, 151405), (180, 121124), (214, 101880), (240, 90843), (283, 77040), (321, 67920), (360, 60562), (428, 50940), (535, 40752), (566, 38520), (642, 33960), (720, 30281), (849, 25680), (856, 25470), (963, 22640), (1070, 20376), (1132, 19260), (1284, 16980), (1415, 15408), (1605, 13584), (1698, 12840), (1712, 12735), (1926, 11320), (2140, 10188), (2264, 9630), (2547, 8560), (2568, 8490), (2830, 7704), (3210, 6792), (3396, 6420), (3852, 5660), (4245, 5136), (4280, 5094), (4528, 4815)]