121997520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:234

約数の個数: 240

約数和(自身を含む): 438721920

約数和(自身を除く): 316724400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 53, 60, 69, 72, 80, 90, 92, 106, 115, 120, 138, 139, 144, 159, 180, 184, 207, 212, 230, 240, 265, 276, 278, 318, 345, 360, 368, 414, 417, 424, 460, 477, 530, 552, 556, 636, 690, 695, 720, 795, 828, 834, 848, 920, 954, 1035, 1060, 1104, 1112, 1219, 1251, 1272, 1380, 1390, 1590, 1656, 1668, 1840, 1908, 2070, 2085, 2120, 2224, 2385, 2438, 2502, 2544, 2760, 2780, 3180, 3197, 3312, 3336, 3657, 3816, 4140, 4170, 4240, 4770, 4876, 5004, 5520, 5560, 6095, 6255, 6360, 6394, 6672, 7314, 7367, 7632, 8280, 8340, 9540, 9591, 9752, 10008, 10971, 11120, 12190, 12510, 12720, 12788, 14628, 14734, 15985, 16560, 16680, 18285, 19080, 19182, 19504, 20016, 21942, 22101, 24380, 25020, 25576, 28773, 29256, 29468, 31970, 33360, 36570, 36835, 38160, 38364, 43884, 44202, 47955, 48760, 50040, 51152, 54855, 57546, 58512, 58936, 63940, 66303, 73140, 73670, 76728, 87768, 88404, 95910, 97520, 100080, 109710, 110505, 115092, 117872, 127880, 132606, 143865, 146280, 147340, 153456, 169441, 175536, 176808, 191820, 219420, 221010, 230184, 255760, 265212, 287730, 292560, 294680, 331515, 338882, 353616, 383640, 438840, 442020, 460368, 508323, 530424, 575460, 589360, 663030, 677764, 767280, 847205, 877680, 884040, 1016646, 1060848, 1150920, 1326060, 1355528, 1524969, 1694410, 1768080, 2033292, 2301840, 2541615, 2652120, 2711056, 3049938, 3388820, 4066584, 5083230, 5304240, 6099876, 6777640, 7624845, 8133168, 10166460, 12199752, 13555280, 15249690, 20332920, 24399504, 30499380, 40665840, 60998760, 121997520]

約数ペア:

[(1, 121997520), (2, 60998760), (3, 40665840), (4, 30499380), (5, 24399504), (6, 20332920), (8, 15249690), (9, 13555280), (10, 12199752), (12, 10166460), (15, 8133168), (16, 7624845), (18, 6777640), (20, 6099876), (23, 5304240), (24, 5083230), (30, 4066584), (36, 3388820), (40, 3049938), (45, 2711056), (46, 2652120), (48, 2541615), (53, 2301840), (60, 2033292), (69, 1768080), (72, 1694410), (80, 1524969), (90, 1355528), (92, 1326060), (106, 1150920), (115, 1060848), (120, 1016646), (138, 884040), (139, 877680), (144, 847205), (159, 767280), (180, 677764), (184, 663030), (207, 589360), (212, 575460), (230, 530424), (240, 508323), (265, 460368), (276, 442020), (278, 438840), (318, 383640), (345, 353616), (360, 338882), (368, 331515), (414, 294680), (417, 292560), (424, 287730), (460, 265212), (477, 255760), (530, 230184), (552, 221010), (556, 219420), (636, 191820), (690, 176808), (695, 175536), (720, 169441), (795, 153456), (828, 147340), (834, 146280), (848, 143865), (920, 132606), (954, 127880), (1035, 117872), (1060, 115092), (1104, 110505), (1112, 109710), (1219, 100080), (1251, 97520), (1272, 95910), (1380, 88404), (1390, 87768), (1590, 76728), (1656, 73670), (1668, 73140), (1840, 66303), (1908, 63940), (2070, 58936), (2085, 58512), (2120, 57546), (2224, 54855), (2385, 51152), (2438, 50040), (2502, 48760), (2544, 47955), (2760, 44202), (2780, 43884), (3180, 38364), (3197, 38160), (3312, 36835), (3336, 36570), (3657, 33360), (3816, 31970), (4140, 29468), (4170, 29256), (4240, 28773), (4770, 25576), (4876, 25020), (5004, 24380), (5520, 22101), (5560, 21942), (6095, 20016), (6255, 19504), (6360, 19182), (6394, 19080), (6672, 18285), (7314, 16680), (7367, 16560), (7632, 15985), (8280, 14734), (8340, 14628), (9540, 12788), (9591, 12720), (9752, 12510), (10008, 12190), (10971, 11120)]