72389280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:203

約数の個数: 192

約数和(自身を含む): 243855360

約数和(自身を除く): 171466080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 79, 80, 83, 92, 96, 115, 120, 138, 158, 160, 166, 184, 230, 237, 240, 249, 276, 316, 332, 345, 368, 395, 415, 460, 474, 480, 498, 552, 632, 664, 690, 736, 790, 830, 920, 948, 996, 1104, 1185, 1245, 1264, 1328, 1380, 1580, 1660, 1817, 1840, 1896, 1909, 1992, 2208, 2370, 2490, 2528, 2656, 2760, 3160, 3320, 3634, 3680, 3792, 3818, 3984, 4740, 4980, 5451, 5520, 5727, 6320, 6557, 6640, 7268, 7584, 7636, 7968, 9085, 9480, 9545, 9960, 10902, 11040, 11454, 12640, 13114, 13280, 14536, 15272, 18170, 18960, 19090, 19671, 19920, 21804, 22908, 26228, 27255, 28635, 29072, 30544, 32785, 36340, 37920, 38180, 39342, 39840, 43608, 45816, 52456, 54510, 57270, 58144, 61088, 65570, 72680, 76360, 78684, 87216, 91632, 98355, 104912, 109020, 114540, 131140, 145360, 150811, 152720, 157368, 174432, 183264, 196710, 209824, 218040, 229080, 262280, 290720, 301622, 305440, 314736, 393420, 436080, 452433, 458160, 524560, 603244, 629472, 754055, 786840, 872160, 904866, 916320, 1049120, 1206488, 1508110, 1573680, 1809732, 2262165, 2412976, 3016220, 3147360, 3619464, 4524330, 4825952, 6032440, 7238928, 9048660, 12064880, 14477856, 18097320, 24129760, 36194640, 72389280]

約数ペア:

[(1, 72389280), (2, 36194640), (3, 24129760), (4, 18097320), (5, 14477856), (6, 12064880), (8, 9048660), (10, 7238928), (12, 6032440), (15, 4825952), (16, 4524330), (20, 3619464), (23, 3147360), (24, 3016220), (30, 2412976), (32, 2262165), (40, 1809732), (46, 1573680), (48, 1508110), (60, 1206488), (69, 1049120), (79, 916320), (80, 904866), (83, 872160), (92, 786840), (96, 754055), (115, 629472), (120, 603244), (138, 524560), (158, 458160), (160, 452433), (166, 436080), (184, 393420), (230, 314736), (237, 305440), (240, 301622), (249, 290720), (276, 262280), (316, 229080), (332, 218040), (345, 209824), (368, 196710), (395, 183264), (415, 174432), (460, 157368), (474, 152720), (480, 150811), (498, 145360), (552, 131140), (632, 114540), (664, 109020), (690, 104912), (736, 98355), (790, 91632), (830, 87216), (920, 78684), (948, 76360), (996, 72680), (1104, 65570), (1185, 61088), (1245, 58144), (1264, 57270), (1328, 54510), (1380, 52456), (1580, 45816), (1660, 43608), (1817, 39840), (1840, 39342), (1896, 38180), (1909, 37920), (1992, 36340), (2208, 32785), (2370, 30544), (2490, 29072), (2528, 28635), (2656, 27255), (2760, 26228), (3160, 22908), (3320, 21804), (3634, 19920), (3680, 19671), (3792, 19090), (3818, 18960), (3984, 18170), (4740, 15272), (4980, 14536), (5451, 13280), (5520, 13114), (5727, 12640), (6320, 11454), (6557, 11040), (6640, 10902), (7268, 9960), (7584, 9545), (7636, 9480), (7968, 9085)]