399435480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2539}}^1$

素因数の和:2598

約数の個数: 192

約数和(自身を含む): 1426464000

約数和(自身を除く): 1027028520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 23, 24, 30, 36, 38, 40, 45, 46, 57, 60, 69, 72, 76, 90, 92, 95, 114, 115, 120, 138, 152, 171, 180, 184, 190, 207, 228, 230, 276, 285, 342, 345, 360, 380, 414, 437, 456, 460, 552, 570, 684, 690, 760, 828, 855, 874, 920, 1035, 1140, 1311, 1368, 1380, 1656, 1710, 1748, 2070, 2185, 2280, 2539, 2622, 2760, 3420, 3496, 3933, 4140, 4370, 5078, 5244, 6555, 6840, 7617, 7866, 8280, 8740, 10156, 10488, 12695, 13110, 15234, 15732, 17480, 19665, 20312, 22851, 25390, 26220, 30468, 31464, 38085, 39330, 45702, 48241, 50780, 52440, 58397, 60936, 76170, 78660, 91404, 96482, 101560, 114255, 116794, 144723, 152340, 157320, 175191, 182808, 192964, 228510, 233588, 241205, 289446, 291985, 304680, 350382, 385928, 434169, 457020, 467176, 482410, 525573, 578892, 583970, 700764, 723615, 868338, 875955, 914040, 964820, 1051146, 1109543, 1157784, 1167940, 1401528, 1447230, 1736676, 1751910, 1929640, 2102292, 2170845, 2219086, 2335880, 2627865, 2894460, 3328629, 3473352, 3503820, 4204584, 4341690, 4438172, 5255730, 5547715, 5788920, 6657258, 7007640, 8683380, 8876344, 9985887, 10511460, 11095430, 13314516, 16643145, 17366760, 19971774, 21022920, 22190860, 26629032, 33286290, 39943548, 44381720, 49929435, 66572580, 79887096, 99858870, 133145160, 199717740, 399435480]

約数ペア:

[(1, 399435480), (2, 199717740), (3, 133145160), (4, 99858870), (5, 79887096), (6, 66572580), (8, 49929435), (9, 44381720), (10, 39943548), (12, 33286290), (15, 26629032), (18, 22190860), (19, 21022920), (20, 19971774), (23, 17366760), (24, 16643145), (30, 13314516), (36, 11095430), (38, 10511460), (40, 9985887), (45, 8876344), (46, 8683380), (57, 7007640), (60, 6657258), (69, 5788920), (72, 5547715), (76, 5255730), (90, 4438172), (92, 4341690), (95, 4204584), (114, 3503820), (115, 3473352), (120, 3328629), (138, 2894460), (152, 2627865), (171, 2335880), (180, 2219086), (184, 2170845), (190, 2102292), (207, 1929640), (228, 1751910), (230, 1736676), (276, 1447230), (285, 1401528), (342, 1167940), (345, 1157784), (360, 1109543), (380, 1051146), (414, 964820), (437, 914040), (456, 875955), (460, 868338), (552, 723615), (570, 700764), (684, 583970), (690, 578892), (760, 525573), (828, 482410), (855, 467176), (874, 457020), (920, 434169), (1035, 385928), (1140, 350382), (1311, 304680), (1368, 291985), (1380, 289446), (1656, 241205), (1710, 233588), (1748, 228510), (2070, 192964), (2185, 182808), (2280, 175191), (2539, 157320), (2622, 152340), (2760, 144723), (3420, 116794), (3496, 114255), (3933, 101560), (4140, 96482), (4370, 91404), (5078, 78660), (5244, 76170), (6555, 60936), (6840, 58397), (7617, 52440), (7866, 50780), (8280, 48241), (8740, 45702), (10156, 39330), (10488, 38085), (12695, 31464), (13110, 30468), (15234, 26220), (15732, 25390), (17480, 22851), (19665, 20312)]