9773806720

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{1637}}^1$

素因数の和:2166

約数の個数: 128

約数和(自身を含む): 24660417600

約数和(自身を除く): 14886610880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 491, 608, 640, 760, 982, 1216, 1520, 1637, 1964, 2432, 2455, 3040, 3274, 3928, 4910, 6080, 6548, 7856, 8185, 9329, 9820, 12160, 13096, 15712, 16370, 18658, 19640, 26192, 31103, 31424, 32740, 37316, 39280, 46645, 52384, 62206, 62848, 65480, 74632, 78560, 93290, 104768, 124412, 130960, 149264, 155515, 157120, 186580, 209536, 248824, 261920, 298528, 311030, 314240, 373160, 497648, 523840, 597056, 622060, 746320, 803767, 995296, 1047680, 1194112, 1244120, 1492640, 1607534, 1990592, 2488240, 2985280, 3215068, 3981184, 4018835, 4976480, 5970560, 6430136, 8037670, 9952960, 12860272, 15271573, 16075340, 19905920, 25720544, 30543146, 32150680, 51441088, 61086292, 64301360, 76357865, 102882176, 122172584, 128602720, 152715730, 244345168, 257205440, 305431460, 488690336, 514410880, 610862920, 977380672, 1221725840, 1954761344, 2443451680, 4886903360, 9773806720]

約数ペア:

[(1, 9773806720), (2, 4886903360), (4, 2443451680), (5, 1954761344), (8, 1221725840), (10, 977380672), (16, 610862920), (19, 514410880), (20, 488690336), (32, 305431460), (38, 257205440), (40, 244345168), (64, 152715730), (76, 128602720), (80, 122172584), (95, 102882176), (128, 76357865), (152, 64301360), (160, 61086292), (190, 51441088), (304, 32150680), (320, 30543146), (380, 25720544), (491, 19905920), (608, 16075340), (640, 15271573), (760, 12860272), (982, 9952960), (1216, 8037670), (1520, 6430136), (1637, 5970560), (1964, 4976480), (2432, 4018835), (2455, 3981184), (3040, 3215068), (3274, 2985280), (3928, 2488240), (4910, 1990592), (6080, 1607534), (6548, 1492640), (7856, 1244120), (8185, 1194112), (9329, 1047680), (9820, 995296), (12160, 803767), (13096, 746320), (15712, 622060), (16370, 597056), (18658, 523840), (19640, 497648), (26192, 373160), (31103, 314240), (31424, 311030), (32740, 298528), (37316, 261920), (39280, 248824), (46645, 209536), (52384, 186580), (62206, 157120), (62848, 155515), (65480, 149264), (74632, 130960), (78560, 124412), (93290, 104768)]