2120091000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{101}}^1\times {\mathrm{6997}}^1$

素因数の和:7122

約数の個数: 128

約数和(自身を含む): 6681130560

約数和(自身を除く): 4561039560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 101, 120, 125, 150, 200, 202, 250, 300, 303, 375, 404, 500, 505, 600, 606, 750, 808, 1000, 1010, 1212, 1500, 1515, 2020, 2424, 2525, 3000, 3030, 4040, 5050, 6060, 6997, 7575, 10100, 12120, 12625, 13994, 15150, 20200, 20991, 25250, 27988, 30300, 34985, 37875, 41982, 50500, 55976, 60600, 69970, 75750, 83964, 101000, 104955, 139940, 151500, 167928, 174925, 209910, 279880, 303000, 349850, 419820, 524775, 699700, 706697, 839640, 874625, 1049550, 1399400, 1413394, 1749250, 2099100, 2120091, 2623875, 2826788, 3498500, 3533485, 4198200, 4240182, 5247750, 5653576, 6997000, 7066970, 8480364, 10495500, 10600455, 14133940, 16960728, 17667425, 20991000, 21200910, 28267880, 35334850, 42401820, 53002275, 70669700, 84803640, 88337125, 106004550, 141339400, 176674250, 212009100, 265011375, 353348500, 424018200, 530022750, 706697000, 1060045500, 2120091000]

約数ペア:

[(1, 2120091000), (2, 1060045500), (3, 706697000), (4, 530022750), (5, 424018200), (6, 353348500), (8, 265011375), (10, 212009100), (12, 176674250), (15, 141339400), (20, 106004550), (24, 88337125), (25, 84803640), (30, 70669700), (40, 53002275), (50, 42401820), (60, 35334850), (75, 28267880), (100, 21200910), (101, 20991000), (120, 17667425), (125, 16960728), (150, 14133940), (200, 10600455), (202, 10495500), (250, 8480364), (300, 7066970), (303, 6997000), (375, 5653576), (404, 5247750), (500, 4240182), (505, 4198200), (600, 3533485), (606, 3498500), (750, 2826788), (808, 2623875), (1000, 2120091), (1010, 2099100), (1212, 1749250), (1500, 1413394), (1515, 1399400), (2020, 1049550), (2424, 874625), (2525, 839640), (3000, 706697), (3030, 699700), (4040, 524775), (5050, 419820), (6060, 349850), (6997, 303000), (7575, 279880), (10100, 209910), (12120, 174925), (12625, 167928), (13994, 151500), (15150, 139940), (20200, 104955), (20991, 101000), (25250, 83964), (27988, 75750), (30300, 69970), (34985, 60600), (37875, 55976), (41982, 50500)]