212280900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:175

約数の個数: 216

約数和(自身を含む): 686206080

約数和(自身を除く): 473925180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 53, 60, 65, 75, 78, 79, 100, 106, 130, 150, 156, 158, 159, 169, 195, 212, 237, 260, 265, 300, 316, 318, 325, 338, 390, 395, 474, 507, 530, 636, 650, 676, 689, 780, 790, 795, 845, 948, 975, 1014, 1027, 1060, 1185, 1300, 1325, 1378, 1580, 1590, 1690, 1950, 1975, 2028, 2054, 2067, 2370, 2535, 2650, 2756, 3081, 3180, 3380, 3445, 3900, 3950, 3975, 4108, 4134, 4187, 4225, 4740, 5070, 5135, 5300, 5925, 6162, 6890, 7900, 7950, 8268, 8374, 8450, 8957, 10140, 10270, 10335, 11850, 12324, 12561, 12675, 13351, 13780, 15405, 15900, 16748, 16900, 17225, 17914, 20540, 20670, 20935, 23700, 25122, 25350, 25675, 26702, 26871, 30810, 34450, 35828, 40053, 41340, 41870, 44785, 50244, 50700, 51350, 51675, 53404, 53742, 54431, 61620, 62805, 66755, 68900, 77025, 80106, 83740, 89570, 102700, 103350, 104675, 107484, 108862, 125610, 133510, 134355, 154050, 160212, 163293, 179140, 200265, 206700, 209350, 217724, 223925, 251220, 267020, 268710, 272155, 308100, 314025, 326586, 333775, 400530, 418700, 447850, 537420, 544310, 628050, 653172, 667550, 671775, 707603, 801060, 816465, 895700, 1001325, 1088620, 1256100, 1335100, 1343550, 1360775, 1415206, 1632930, 2002650, 2122809, 2687100, 2721550, 2830412, 3265860, 3538015, 4005300, 4082325, 4245618, 5443100, 7076030, 8164650, 8491236, 10614045, 14152060, 16329300, 17690075, 21228090, 35380150, 42456180, 53070225, 70760300, 106140450, 212280900]

約数ペア:

[(1, 212280900), (2, 106140450), (3, 70760300), (4, 53070225), (5, 42456180), (6, 35380150), (10, 21228090), (12, 17690075), (13, 16329300), (15, 14152060), (20, 10614045), (25, 8491236), (26, 8164650), (30, 7076030), (39, 5443100), (50, 4245618), (52, 4082325), (53, 4005300), (60, 3538015), (65, 3265860), (75, 2830412), (78, 2721550), (79, 2687100), (100, 2122809), (106, 2002650), (130, 1632930), (150, 1415206), (156, 1360775), (158, 1343550), (159, 1335100), (169, 1256100), (195, 1088620), (212, 1001325), (237, 895700), (260, 816465), (265, 801060), (300, 707603), (316, 671775), (318, 667550), (325, 653172), (338, 628050), (390, 544310), (395, 537420), (474, 447850), (507, 418700), (530, 400530), (636, 333775), (650, 326586), (676, 314025), (689, 308100), (780, 272155), (790, 268710), (795, 267020), (845, 251220), (948, 223925), (975, 217724), (1014, 209350), (1027, 206700), (1060, 200265), (1185, 179140), (1300, 163293), (1325, 160212), (1378, 154050), (1580, 134355), (1590, 133510), (1690, 125610), (1950, 108862), (1975, 107484), (2028, 104675), (2054, 103350), (2067, 102700), (2370, 89570), (2535, 83740), (2650, 80106), (2756, 77025), (3081, 68900), (3180, 66755), (3380, 62805), (3445, 61620), (3900, 54431), (3950, 53742), (3975, 53404), (4108, 51675), (4134, 51350), (4187, 50700), (4225, 50244), (4740, 44785), (5070, 41870), (5135, 41340), (5300, 40053), (5925, 35828), (6162, 34450), (6890, 30810), (7900, 26871), (7950, 26702), (8268, 25675), (8374, 25350), (8450, 25122), (8957, 23700), (10140, 20935), (10270, 20670), (10335, 20540), (11850, 17914), (12324, 17225), (12561, 16900), (12675, 16748), (13351, 15900), (13780, 15405)]