320332500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:672

約数の個数: 180

約数和(自身を含む): 1057536480

約数和(自身を除く): 737203980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 25, 30, 36, 45, 46, 50, 60, 69, 75, 90, 92, 100, 115, 125, 138, 150, 180, 207, 225, 230, 250, 276, 300, 345, 375, 414, 450, 460, 500, 575, 619, 625, 690, 750, 828, 900, 1035, 1125, 1150, 1238, 1250, 1380, 1500, 1725, 1857, 1875, 2070, 2250, 2300, 2476, 2500, 2875, 3095, 3450, 3714, 3750, 4140, 4500, 5175, 5571, 5625, 5750, 6190, 6900, 7428, 7500, 8625, 9285, 10350, 11142, 11250, 11500, 12380, 14237, 14375, 15475, 17250, 18570, 20700, 22284, 22500, 25875, 27855, 28474, 28750, 30950, 34500, 37140, 42711, 43125, 46425, 51750, 55710, 56948, 57500, 61900, 71185, 77375, 85422, 86250, 92850, 103500, 111420, 128133, 129375, 139275, 142370, 154750, 170844, 172500, 185700, 213555, 232125, 256266, 258750, 278550, 284740, 309500, 355925, 386875, 427110, 464250, 512532, 517500, 557100, 640665, 696375, 711850, 773750, 854220, 928500, 1067775, 1160625, 1281330, 1392750, 1423700, 1547500, 1779625, 2135550, 2321250, 2562660, 2785500, 3203325, 3481875, 3559250, 4271100, 4642500, 5338875, 6406650, 6963750, 7118500, 8898125, 10677750, 12813300, 13927500, 16016625, 17796250, 21355500, 26694375, 32033250, 35592500, 53388750, 64066500, 80083125, 106777500, 160166250, 320332500]

約数ペア:

[(1, 320332500), (2, 160166250), (3, 106777500), (4, 80083125), (5, 64066500), (6, 53388750), (9, 35592500), (10, 32033250), (12, 26694375), (15, 21355500), (18, 17796250), (20, 16016625), (23, 13927500), (25, 12813300), (30, 10677750), (36, 8898125), (45, 7118500), (46, 6963750), (50, 6406650), (60, 5338875), (69, 4642500), (75, 4271100), (90, 3559250), (92, 3481875), (100, 3203325), (115, 2785500), (125, 2562660), (138, 2321250), (150, 2135550), (180, 1779625), (207, 1547500), (225, 1423700), (230, 1392750), (250, 1281330), (276, 1160625), (300, 1067775), (345, 928500), (375, 854220), (414, 773750), (450, 711850), (460, 696375), (500, 640665), (575, 557100), (619, 517500), (625, 512532), (690, 464250), (750, 427110), (828, 386875), (900, 355925), (1035, 309500), (1125, 284740), (1150, 278550), (1238, 258750), (1250, 256266), (1380, 232125), (1500, 213555), (1725, 185700), (1857, 172500), (1875, 170844), (2070, 154750), (2250, 142370), (2300, 139275), (2476, 129375), (2500, 128133), (2875, 111420), (3095, 103500), (3450, 92850), (3714, 86250), (3750, 85422), (4140, 77375), (4500, 71185), (5175, 61900), (5571, 57500), (5625, 56948), (5750, 55710), (6190, 51750), (6900, 46425), (7428, 43125), (7500, 42711), (8625, 37140), (9285, 34500), (10350, 30950), (11142, 28750), (11250, 28474), (11500, 27855), (12380, 25875), (14237, 22500), (14375, 22284), (15475, 20700), (17250, 18570)]