215863920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^2\times {\mathrm{73}}^1$

素因数の和:169

約数の個数: 240

約数和(自身を含む): 774637920

約数和(自身を除く): 558774000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 73, 74, 80, 90, 108, 111, 120, 135, 144, 146, 148, 180, 185, 216, 219, 222, 240, 270, 292, 296, 333, 360, 365, 370, 432, 438, 444, 540, 555, 584, 592, 657, 666, 720, 730, 740, 876, 888, 999, 1080, 1095, 1110, 1168, 1314, 1332, 1369, 1460, 1480, 1665, 1752, 1776, 1971, 1998, 2160, 2190, 2220, 2628, 2664, 2701, 2738, 2920, 2960, 3285, 3330, 3504, 3942, 3996, 4107, 4380, 4440, 4995, 5256, 5328, 5402, 5476, 5840, 6570, 6660, 6845, 7884, 7992, 8103, 8214, 8760, 8880, 9855, 9990, 10512, 10804, 10952, 12321, 13140, 13320, 13505, 13690, 15768, 15984, 16206, 16428, 17520, 19710, 19980, 20535, 21608, 21904, 24309, 24642, 26280, 26640, 27010, 27380, 31536, 32412, 32856, 36963, 39420, 39960, 40515, 41070, 43216, 48618, 49284, 52560, 54020, 54760, 61605, 64824, 65712, 72927, 73926, 78840, 79920, 81030, 82140, 97236, 98568, 99937, 108040, 109520, 121545, 123210, 129648, 145854, 147852, 157680, 162060, 164280, 184815, 194472, 197136, 199874, 216080, 243090, 246420, 291708, 295704, 299811, 324120, 328560, 364635, 369630, 388944, 399748, 486180, 492840, 499685, 583416, 591408, 599622, 648240, 729270, 739260, 799496, 899433, 972360, 985680, 999370, 1166832, 1199244, 1458540, 1478520, 1499055, 1598992, 1798866, 1944720, 1998740, 2398488, 2698299, 2917080, 2957040, 2998110, 3597732, 3997480, 4497165, 4796976, 5396598, 5834160, 5996220, 7195464, 7994960, 8994330, 10793196, 11992440, 13491495, 14390928, 17988660, 21586392, 23984880, 26982990, 35977320, 43172784, 53965980, 71954640, 107931960, 215863920]

約数ペア:

[(1, 215863920), (2, 107931960), (3, 71954640), (4, 53965980), (5, 43172784), (6, 35977320), (8, 26982990), (9, 23984880), (10, 21586392), (12, 17988660), (15, 14390928), (16, 13491495), (18, 11992440), (20, 10793196), (24, 8994330), (27, 7994960), (30, 7195464), (36, 5996220), (37, 5834160), (40, 5396598), (45, 4796976), (48, 4497165), (54, 3997480), (60, 3597732), (72, 2998110), (73, 2957040), (74, 2917080), (80, 2698299), (90, 2398488), (108, 1998740), (111, 1944720), (120, 1798866), (135, 1598992), (144, 1499055), (146, 1478520), (148, 1458540), (180, 1199244), (185, 1166832), (216, 999370), (219, 985680), (222, 972360), (240, 899433), (270, 799496), (292, 739260), (296, 729270), (333, 648240), (360, 599622), (365, 591408), (370, 583416), (432, 499685), (438, 492840), (444, 486180), (540, 399748), (555, 388944), (584, 369630), (592, 364635), (657, 328560), (666, 324120), (720, 299811), (730, 295704), (740, 291708), (876, 246420), (888, 243090), (999, 216080), (1080, 199874), (1095, 197136), (1110, 194472), (1168, 184815), (1314, 164280), (1332, 162060), (1369, 157680), (1460, 147852), (1480, 145854), (1665, 129648), (1752, 123210), (1776, 121545), (1971, 109520), (1998, 108040), (2160, 99937), (2190, 98568), (2220, 97236), (2628, 82140), (2664, 81030), (2701, 79920), (2738, 78840), (2920, 73926), (2960, 72927), (3285, 65712), (3330, 64824), (3504, 61605), (3942, 54760), (3996, 54020), (4107, 52560), (4380, 49284), (4440, 48618), (4995, 43216), (5256, 41070), (5328, 40515), (5402, 39960), (5476, 39420), (5840, 36963), (6570, 32856), (6660, 32412), (6845, 31536), (7884, 27380), (7992, 27010), (8103, 26640), (8214, 26280), (8760, 24642), (8880, 24309), (9855, 21904), (9990, 21608), (10512, 20535), (10804, 19980), (10952, 19710), (12321, 17520), (13140, 16428), (13320, 16206), (13505, 15984), (13690, 15768)]