388873920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:303

約数の個数: 224

約数和(自身を含む): 1299179520

約数和(自身を除く): 910305600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 73, 80, 93, 96, 120, 124, 146, 155, 160, 179, 186, 192, 219, 240, 248, 292, 310, 320, 358, 365, 372, 438, 465, 480, 496, 537, 584, 620, 716, 730, 744, 876, 895, 930, 960, 992, 1074, 1095, 1168, 1240, 1432, 1460, 1488, 1752, 1790, 1860, 1984, 2148, 2190, 2263, 2336, 2480, 2685, 2864, 2920, 2976, 3504, 3580, 3720, 4296, 4380, 4526, 4672, 4960, 5370, 5549, 5728, 5840, 5952, 6789, 7008, 7160, 7440, 8592, 8760, 9052, 9920, 10740, 11098, 11315, 11456, 11680, 13067, 13578, 14016, 14320, 14880, 16647, 17184, 17520, 18104, 21480, 22196, 22630, 23360, 26134, 27156, 27745, 28640, 29760, 33294, 33945, 34368, 35040, 36208, 39201, 42960, 44392, 45260, 52268, 54312, 55490, 57280, 65335, 66588, 67890, 70080, 72416, 78402, 83235, 85920, 88784, 90520, 104536, 108624, 110980, 130670, 133176, 135780, 144832, 156804, 166470, 171840, 177568, 181040, 196005, 209072, 217248, 221960, 261340, 266352, 271560, 313608, 332940, 355136, 362080, 392010, 405077, 418144, 434496, 443920, 522680, 532704, 543120, 627216, 665880, 724160, 784020, 810154, 836288, 887840, 1045360, 1065408, 1086240, 1215231, 1254432, 1331760, 1568040, 1620308, 1775680, 2025385, 2090720, 2172480, 2430462, 2508864, 2663520, 3136080, 3240616, 4050770, 4181440, 4860924, 5327040, 6076155, 6272160, 6481232, 8101540, 9721848, 12152310, 12544320, 12962464, 16203080, 19443696, 24304620, 25924928, 32406160, 38887392, 48609240, 64812320, 77774784, 97218480, 129624640, 194436960, 388873920]

約数ペア:

[(1, 388873920), (2, 194436960), (3, 129624640), (4, 97218480), (5, 77774784), (6, 64812320), (8, 48609240), (10, 38887392), (12, 32406160), (15, 25924928), (16, 24304620), (20, 19443696), (24, 16203080), (30, 12962464), (31, 12544320), (32, 12152310), (40, 9721848), (48, 8101540), (60, 6481232), (62, 6272160), (64, 6076155), (73, 5327040), (80, 4860924), (93, 4181440), (96, 4050770), (120, 3240616), (124, 3136080), (146, 2663520), (155, 2508864), (160, 2430462), (179, 2172480), (186, 2090720), (192, 2025385), (219, 1775680), (240, 1620308), (248, 1568040), (292, 1331760), (310, 1254432), (320, 1215231), (358, 1086240), (365, 1065408), (372, 1045360), (438, 887840), (465, 836288), (480, 810154), (496, 784020), (537, 724160), (584, 665880), (620, 627216), (716, 543120), (730, 532704), (744, 522680), (876, 443920), (895, 434496), (930, 418144), (960, 405077), (992, 392010), (1074, 362080), (1095, 355136), (1168, 332940), (1240, 313608), (1432, 271560), (1460, 266352), (1488, 261340), (1752, 221960), (1790, 217248), (1860, 209072), (1984, 196005), (2148, 181040), (2190, 177568), (2263, 171840), (2336, 166470), (2480, 156804), (2685, 144832), (2864, 135780), (2920, 133176), (2976, 130670), (3504, 110980), (3580, 108624), (3720, 104536), (4296, 90520), (4380, 88784), (4526, 85920), (4672, 83235), (4960, 78402), (5370, 72416), (5549, 70080), (5728, 67890), (5840, 66588), (5952, 65335), (6789, 57280), (7008, 55490), (7160, 54312), (7440, 52268), (8592, 45260), (8760, 44392), (9052, 42960), (9920, 39201), (10740, 36208), (11098, 35040), (11315, 34368), (11456, 33945), (11680, 33294), (13067, 29760), (13578, 28640), (14016, 27745), (14320, 27156), (14880, 26134), (16647, 23360), (17184, 22630), (17520, 22196), (18104, 21480)]