8889752340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{28109}}^1$

素因数の和:28382

約数の個数: 144

約数和(自身を含む): 30941688960

約数和(自身を除く): 22051936620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 251, 252, 315, 420, 502, 630, 753, 1004, 1255, 1260, 1506, 1757, 2259, 2510, 3012, 3514, 3765, 4518, 5020, 5271, 7028, 7530, 8785, 9036, 10542, 11295, 15060, 15813, 17570, 21084, 22590, 26355, 28109, 31626, 35140, 45180, 52710, 56218, 63252, 79065, 84327, 105420, 112436, 140545, 158130, 168654, 196763, 252981, 281090, 316260, 337308, 393526, 421635, 505962, 562180, 590289, 787052, 843270, 983815, 1011924, 1180578, 1264905, 1686540, 1770867, 1967630, 2361156, 2529810, 2951445, 3541734, 3935260, 5059620, 5902890, 7055359, 7083468, 8854335, 11805780, 14110718, 17708670, 21166077, 28221436, 35276795, 35417340, 42332154, 49387513, 63498231, 70553590, 84664308, 98775026, 105830385, 126996462, 141107180, 148162539, 197550052, 211660770, 246937565, 253992924, 296325078, 317491155, 423321540, 444487617, 493875130, 592650156, 634982310, 740812695, 888975234, 987750260, 1269964620, 1481625390, 1777950468, 2222438085, 2963250780, 4444876170, 8889752340]

約数ペア:

[(1, 8889752340), (2, 4444876170), (3, 2963250780), (4, 2222438085), (5, 1777950468), (6, 1481625390), (7, 1269964620), (9, 987750260), (10, 888975234), (12, 740812695), (14, 634982310), (15, 592650156), (18, 493875130), (20, 444487617), (21, 423321540), (28, 317491155), (30, 296325078), (35, 253992924), (36, 246937565), (42, 211660770), (45, 197550052), (60, 148162539), (63, 141107180), (70, 126996462), (84, 105830385), (90, 98775026), (105, 84664308), (126, 70553590), (140, 63498231), (180, 49387513), (210, 42332154), (251, 35417340), (252, 35276795), (315, 28221436), (420, 21166077), (502, 17708670), (630, 14110718), (753, 11805780), (1004, 8854335), (1255, 7083468), (1260, 7055359), (1506, 5902890), (1757, 5059620), (2259, 3935260), (2510, 3541734), (3012, 2951445), (3514, 2529810), (3765, 2361156), (4518, 1967630), (5020, 1770867), (5271, 1686540), (7028, 1264905), (7530, 1180578), (8785, 1011924), (9036, 983815), (10542, 843270), (11295, 787052), (15060, 590289), (15813, 562180), (17570, 505962), (21084, 421635), (22590, 393526), (26355, 337308), (28109, 316260), (31626, 281090), (35140, 252981), (45180, 196763), (52710, 168654), (56218, 158130), (63252, 140545), (79065, 112436), (84327, 105420)]