21682800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:360

約数の個数: 180

約数和(自身を含む): 79455480

約数和(自身を除く): 57772680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 48, 50, 57, 60, 72, 75, 76, 80, 90, 95, 100, 114, 120, 144, 150, 152, 171, 180, 190, 200, 225, 228, 240, 285, 300, 304, 317, 342, 360, 380, 400, 450, 456, 475, 570, 600, 634, 684, 720, 760, 855, 900, 912, 950, 951, 1140, 1200, 1268, 1368, 1425, 1520, 1585, 1710, 1800, 1900, 1902, 2280, 2536, 2736, 2850, 2853, 3170, 3420, 3600, 3800, 3804, 4275, 4560, 4755, 5072, 5700, 5706, 6023, 6340, 6840, 7600, 7608, 7925, 8550, 9510, 11400, 11412, 12046, 12680, 13680, 14265, 15216, 15850, 17100, 18069, 19020, 22800, 22824, 23775, 24092, 25360, 28530, 30115, 31700, 34200, 36138, 38040, 45648, 47550, 48184, 54207, 57060, 60230, 63400, 68400, 71325, 72276, 76080, 90345, 95100, 96368, 108414, 114120, 120460, 126800, 142650, 144552, 150575, 180690, 190200, 216828, 228240, 240920, 271035, 285300, 289104, 301150, 361380, 380400, 433656, 451725, 481840, 542070, 570600, 602300, 722760, 867312, 903450, 1084140, 1141200, 1204600, 1355175, 1445520, 1806900, 2168280, 2409200, 2710350, 3613800, 4336560, 5420700, 7227600, 10841400, 21682800]

約数ペア:

[(1, 21682800), (2, 10841400), (3, 7227600), (4, 5420700), (5, 4336560), (6, 3613800), (8, 2710350), (9, 2409200), (10, 2168280), (12, 1806900), (15, 1445520), (16, 1355175), (18, 1204600), (19, 1141200), (20, 1084140), (24, 903450), (25, 867312), (30, 722760), (36, 602300), (38, 570600), (40, 542070), (45, 481840), (48, 451725), (50, 433656), (57, 380400), (60, 361380), (72, 301150), (75, 289104), (76, 285300), (80, 271035), (90, 240920), (95, 228240), (100, 216828), (114, 190200), (120, 180690), (144, 150575), (150, 144552), (152, 142650), (171, 126800), (180, 120460), (190, 114120), (200, 108414), (225, 96368), (228, 95100), (240, 90345), (285, 76080), (300, 72276), (304, 71325), (317, 68400), (342, 63400), (360, 60230), (380, 57060), (400, 54207), (450, 48184), (456, 47550), (475, 45648), (570, 38040), (600, 36138), (634, 34200), (684, 31700), (720, 30115), (760, 28530), (855, 25360), (900, 24092), (912, 23775), (950, 22824), (951, 22800), (1140, 19020), (1200, 18069), (1268, 17100), (1368, 15850), (1425, 15216), (1520, 14265), (1585, 13680), (1710, 12680), (1800, 12046), (1900, 11412), (1902, 11400), (2280, 9510), (2536, 8550), (2736, 7925), (2850, 7608), (2853, 7600), (3170, 6840), (3420, 6340), (3600, 6023), (3800, 5706), (3804, 5700), (4275, 5072), (4560, 4755)]