2021147280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{31541}}^1$

素因数の和:31649

約数の個数: 120

約数和(自身を含む): 6864170040

約数和(自身を除く): 4843022760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 89, 90, 120, 144, 178, 180, 240, 267, 356, 360, 445, 534, 712, 720, 801, 890, 1068, 1335, 1424, 1602, 1780, 2136, 2670, 3204, 3560, 4005, 4272, 5340, 6408, 7120, 8010, 10680, 12816, 16020, 21360, 31541, 32040, 63082, 64080, 94623, 126164, 157705, 189246, 252328, 283869, 315410, 378492, 473115, 504656, 567738, 630820, 756984, 946230, 1135476, 1261640, 1419345, 1513968, 1892460, 2270952, 2523280, 2807149, 2838690, 3784920, 4541904, 5614298, 5677380, 7569840, 8421447, 11228596, 11354760, 14035745, 16842894, 22457192, 22709520, 25264341, 28071490, 33685788, 42107235, 44914384, 50528682, 56142980, 67371576, 84214470, 101057364, 112285960, 126321705, 134743152, 168428940, 202114728, 224571920, 252643410, 336857880, 404229456, 505286820, 673715760, 1010573640, 2021147280]

約数ペア:

[(1, 2021147280), (2, 1010573640), (3, 673715760), (4, 505286820), (5, 404229456), (6, 336857880), (8, 252643410), (9, 224571920), (10, 202114728), (12, 168428940), (15, 134743152), (16, 126321705), (18, 112285960), (20, 101057364), (24, 84214470), (30, 67371576), (36, 56142980), (40, 50528682), (45, 44914384), (48, 42107235), (60, 33685788), (72, 28071490), (80, 25264341), (89, 22709520), (90, 22457192), (120, 16842894), (144, 14035745), (178, 11354760), (180, 11228596), (240, 8421447), (267, 7569840), (356, 5677380), (360, 5614298), (445, 4541904), (534, 3784920), (712, 2838690), (720, 2807149), (801, 2523280), (890, 2270952), (1068, 1892460), (1335, 1513968), (1424, 1419345), (1602, 1261640), (1780, 1135476), (2136, 946230), (2670, 756984), (3204, 630820), (3560, 567738), (4005, 504656), (4272, 473115), (5340, 378492), (6408, 315410), (7120, 283869), (8010, 252328), (10680, 189246), (12816, 157705), (16020, 126164), (21360, 94623), (31541, 64080), (32040, 63082)]