173489920

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 445036032

約数和(自身を除く): 271546112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 71, 80, 83, 92, 115, 128, 142, 160, 166, 184, 230, 256, 284, 320, 332, 355, 368, 415, 460, 568, 640, 664, 710, 736, 830, 920, 1136, 1280, 1328, 1420, 1472, 1633, 1660, 1840, 1909, 2272, 2656, 2840, 2944, 3266, 3320, 3680, 3818, 4544, 5312, 5680, 5888, 5893, 6532, 6640, 7360, 7636, 8165, 9088, 9545, 10624, 11360, 11786, 13064, 13280, 14720, 15272, 16330, 18176, 19090, 21248, 22720, 23572, 26128, 26560, 29440, 29465, 30544, 32660, 38180, 45440, 47144, 52256, 53120, 58930, 61088, 65320, 76360, 90880, 94288, 104512, 106240, 117860, 122176, 130640, 135539, 152720, 188576, 209024, 235720, 244352, 261280, 271078, 305440, 377152, 418048, 471440, 488704, 522560, 542156, 610880, 677695, 754304, 942880, 1045120, 1084312, 1221760, 1355390, 1508608, 1885760, 2090240, 2168624, 2443520, 2710780, 3771520, 4337248, 5421560, 7543040, 8674496, 10843120, 17348992, 21686240, 34697984, 43372480, 86744960, 173489920]

約数ペア:

[(1, 173489920), (2, 86744960), (4, 43372480), (5, 34697984), (8, 21686240), (10, 17348992), (16, 10843120), (20, 8674496), (23, 7543040), (32, 5421560), (40, 4337248), (46, 3771520), (64, 2710780), (71, 2443520), (80, 2168624), (83, 2090240), (92, 1885760), (115, 1508608), (128, 1355390), (142, 1221760), (160, 1084312), (166, 1045120), (184, 942880), (230, 754304), (256, 677695), (284, 610880), (320, 542156), (332, 522560), (355, 488704), (368, 471440), (415, 418048), (460, 377152), (568, 305440), (640, 271078), (664, 261280), (710, 244352), (736, 235720), (830, 209024), (920, 188576), (1136, 152720), (1280, 135539), (1328, 130640), (1420, 122176), (1472, 117860), (1633, 106240), (1660, 104512), (1840, 94288), (1909, 90880), (2272, 76360), (2656, 65320), (2840, 61088), (2944, 58930), (3266, 53120), (3320, 52256), (3680, 47144), (3818, 45440), (4544, 38180), (5312, 32660), (5680, 30544), (5888, 29465), (5893, 29440), (6532, 26560), (6640, 26128), (7360, 23572), (7636, 22720), (8165, 21248), (9088, 19090), (9545, 18176), (10624, 16330), (11360, 15272), (11786, 14720), (13064, 13280)]