30992040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:256

約数の個数: 192

約数和(自身を含む): 111196800

約数和(自身を除く): 80204760

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, 197, 207, 228, 230, 276, 285, 342, 345, 360, 380, 394, 414, 437, 456, 460, 552, 570, 591, 684, 690, 760, 788, 828, 855, 874, 920, 985, 1035, 1140, 1182, 1311, 1368, 1380, 1576, 1656, 1710, 1748, 1773, 1970, 2070, 2185, 2280, 2364, 2622, 2760, 2955, 3420, 3496, 3546, 3743, 3933, 3940, 4140, 4370, 4531, 4728, 5244, 5910, 6555, 6840, 7092, 7486, 7866, 7880, 8280, 8740, 8865, 9062, 10488, 11229, 11820, 13110, 13593, 14184, 14972, 15732, 17480, 17730, 18124, 18715, 19665, 22458, 22655, 23640, 26220, 27186, 29944, 31464, 33687, 35460, 36248, 37430, 39330, 40779, 44916, 45310, 52440, 54372, 56145, 67374, 67965, 70920, 74860, 78660, 81558, 86089, 89832, 90620, 108744, 112290, 134748, 135930, 149720, 157320, 163116, 168435, 172178, 181240, 203895, 224580, 258267, 269496, 271860, 326232, 336870, 344356, 407790, 430445, 449160, 516534, 543720, 673740, 688712, 774801, 815580, 860890, 1033068, 1291335, 1347480, 1549602, 1631160, 1721780, 2066136, 2582670, 3099204, 3443560, 3874005, 5165340, 6198408, 7748010, 10330680, 15496020, 30992040]

約数ペア:

[(1, 30992040), (2, 15496020), (3, 10330680), (4, 7748010), (5, 6198408), (6, 5165340), (8, 3874005), (9, 3443560), (10, 3099204), (12, 2582670), (15, 2066136), (18, 1721780), (19, 1631160), (20, 1549602), (23, 1347480), (24, 1291335), (30, 1033068), (36, 860890), (38, 815580), (40, 774801), (45, 688712), (46, 673740), (57, 543720), (60, 516534), (69, 449160), (72, 430445), (76, 407790), (90, 344356), (92, 336870), (95, 326232), (114, 271860), (115, 269496), (120, 258267), (138, 224580), (152, 203895), (171, 181240), (180, 172178), (184, 168435), (190, 163116), (197, 157320), (207, 149720), (228, 135930), (230, 134748), (276, 112290), (285, 108744), (342, 90620), (345, 89832), (360, 86089), (380, 81558), (394, 78660), (414, 74860), (437, 70920), (456, 67965), (460, 67374), (552, 56145), (570, 54372), (591, 52440), (684, 45310), (690, 44916), (760, 40779), (788, 39330), (828, 37430), (855, 36248), (874, 35460), (920, 33687), (985, 31464), (1035, 29944), (1140, 27186), (1182, 26220), (1311, 23640), (1368, 22655), (1380, 22458), (1576, 19665), (1656, 18715), (1710, 18124), (1748, 17730), (1773, 17480), (1970, 15732), (2070, 14972), (2185, 14184), (2280, 13593), (2364, 13110), (2622, 11820), (2760, 11229), (2955, 10488), (3420, 9062), (3496, 8865), (3546, 8740), (3743, 8280), (3933, 7880), (3940, 7866), (4140, 7486), (4370, 7092), (4531, 6840), (4728, 6555), (5244, 5910)]