9789280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:152

約数の個数: 96

約数和(自身を含む): 25310880

約数和(自身を除く): 15521600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 59, 61, 68, 80, 85, 118, 122, 136, 160, 170, 236, 244, 272, 295, 305, 340, 472, 488, 544, 590, 610, 680, 944, 976, 1003, 1037, 1180, 1220, 1360, 1888, 1952, 2006, 2074, 2360, 2440, 2720, 3599, 4012, 4148, 4720, 4880, 5015, 5185, 7198, 8024, 8296, 9440, 9760, 10030, 10370, 14396, 16048, 16592, 17995, 20060, 20740, 28792, 32096, 33184, 35990, 40120, 41480, 57584, 61183, 71980, 80240, 82960, 115168, 122366, 143960, 160480, 165920, 244732, 287920, 305915, 489464, 575840, 611830, 978928, 1223660, 1957856, 2447320, 4894640, 9789280]

約数ペア:

[(1, 9789280), (2, 4894640), (4, 2447320), (5, 1957856), (8, 1223660), (10, 978928), (16, 611830), (17, 575840), (20, 489464), (32, 305915), (34, 287920), (40, 244732), (59, 165920), (61, 160480), (68, 143960), (80, 122366), (85, 115168), (118, 82960), (122, 80240), (136, 71980), (160, 61183), (170, 57584), (236, 41480), (244, 40120), (272, 35990), (295, 33184), (305, 32096), (340, 28792), (472, 20740), (488, 20060), (544, 17995), (590, 16592), (610, 16048), (680, 14396), (944, 10370), (976, 10030), (1003, 9760), (1037, 9440), (1180, 8296), (1220, 8024), (1360, 7198), (1888, 5185), (1952, 5015), (2006, 4880), (2074, 4720), (2360, 4148), (2440, 4012), (2720, 3599)]