212428440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{28099}}^1$

素因数の和:28126

約数の個数: 128

約数和(自身を含む): 809280000

約数和(自身を除く): 596851560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 28099, 56198, 84297, 112396, 140495, 168594, 196693, 224792, 252891, 280990, 337188, 393386, 421485, 505782, 561980, 590079, 674376, 758673, 786772, 842970, 983465, 1011564, 1123960, 1180158, 1264455, 1517346, 1573544, 1685940, 1770237, 1966930, 2023128, 2360316, 2528910, 2950395, 3034692, 3371880, 3540474, 3793365, 3933860, 4720632, 5057820, 5310711, 5900790, 6069384, 7080948, 7586730, 7867720, 8851185, 10115640, 10621422, 11801580, 14161896, 15173460, 17702370, 21242844, 23603160, 26553555, 30346920, 35404740, 42485688, 53107110, 70809480, 106214220, 212428440]

約数ペア:

[(1, 212428440), (2, 106214220), (3, 70809480), (4, 53107110), (5, 42485688), (6, 35404740), (7, 30346920), (8, 26553555), (9, 23603160), (10, 21242844), (12, 17702370), (14, 15173460), (15, 14161896), (18, 11801580), (20, 10621422), (21, 10115640), (24, 8851185), (27, 7867720), (28, 7586730), (30, 7080948), (35, 6069384), (36, 5900790), (40, 5310711), (42, 5057820), (45, 4720632), (54, 3933860), (56, 3793365), (60, 3540474), (63, 3371880), (70, 3034692), (72, 2950395), (84, 2528910), (90, 2360316), (105, 2023128), (108, 1966930), (120, 1770237), (126, 1685940), (135, 1573544), (140, 1517346), (168, 1264455), (180, 1180158), (189, 1123960), (210, 1011564), (216, 983465), (252, 842970), (270, 786772), (280, 758673), (315, 674376), (360, 590079), (378, 561980), (420, 505782), (504, 421485), (540, 393386), (630, 337188), (756, 280990), (840, 252891), (945, 224792), (1080, 196693), (1260, 168594), (1512, 140495), (1890, 112396), (2520, 84297), (3780, 56198), (7560, 28099)]