31056900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1$

素因数の和:690

約数の個数: 144

約数和(自身を含む): 107326464

約数和(自身を除く): 76269564

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 25, 28, 30, 35, 42, 46, 50, 60, 69, 70, 75, 84, 92, 100, 105, 115, 138, 140, 150, 161, 175, 210, 230, 276, 300, 322, 345, 350, 420, 460, 483, 525, 575, 643, 644, 690, 700, 805, 966, 1050, 1150, 1286, 1380, 1610, 1725, 1929, 1932, 2100, 2300, 2415, 2572, 3215, 3220, 3450, 3858, 4025, 4501, 4830, 6430, 6900, 7716, 8050, 9002, 9645, 9660, 12075, 12860, 13503, 14789, 16075, 16100, 18004, 19290, 22505, 24150, 27006, 29578, 32150, 38580, 44367, 45010, 48225, 48300, 54012, 59156, 64300, 67515, 73945, 88734, 90020, 96450, 103523, 112525, 135030, 147890, 177468, 192900, 207046, 221835, 225050, 270060, 295780, 310569, 337575, 369725, 414092, 443670, 450100, 517615, 621138, 675150, 739450, 887340, 1035230, 1109175, 1242276, 1350300, 1478900, 1552845, 2070460, 2218350, 2588075, 3105690, 4436700, 5176150, 6211380, 7764225, 10352300, 15528450, 31056900]

約数ペア:

[(1, 31056900), (2, 15528450), (3, 10352300), (4, 7764225), (5, 6211380), (6, 5176150), (7, 4436700), (10, 3105690), (12, 2588075), (14, 2218350), (15, 2070460), (20, 1552845), (21, 1478900), (23, 1350300), (25, 1242276), (28, 1109175), (30, 1035230), (35, 887340), (42, 739450), (46, 675150), (50, 621138), (60, 517615), (69, 450100), (70, 443670), (75, 414092), (84, 369725), (92, 337575), (100, 310569), (105, 295780), (115, 270060), (138, 225050), (140, 221835), (150, 207046), (161, 192900), (175, 177468), (210, 147890), (230, 135030), (276, 112525), (300, 103523), (322, 96450), (345, 90020), (350, 88734), (420, 73945), (460, 67515), (483, 64300), (525, 59156), (575, 54012), (643, 48300), (644, 48225), (690, 45010), (700, 44367), (805, 38580), (966, 32150), (1050, 29578), (1150, 27006), (1286, 24150), (1380, 22505), (1610, 19290), (1725, 18004), (1929, 16100), (1932, 16075), (2100, 14789), (2300, 13503), (2415, 12860), (2572, 12075), (3215, 9660), (3220, 9645), (3450, 9002), (3858, 8050), (4025, 7716), (4501, 6900), (4830, 6430)]