83856920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:337

約数の個数: 128

約数和(自身を含む): 232243200

約数和(自身を除く): 148386280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 79, 85, 119, 136, 140, 158, 170, 223, 238, 280, 316, 340, 395, 446, 476, 553, 595, 632, 680, 790, 892, 952, 1106, 1115, 1190, 1343, 1561, 1580, 1784, 2212, 2230, 2380, 2686, 2765, 3122, 3160, 3791, 4424, 4460, 4760, 5372, 5530, 6244, 6715, 7582, 7805, 8920, 9401, 10744, 11060, 12488, 13430, 15164, 15610, 17617, 18802, 18955, 22120, 26537, 26860, 30328, 31220, 35234, 37604, 37910, 47005, 53074, 53720, 62440, 70468, 75208, 75820, 88085, 94010, 106148, 123319, 132685, 140936, 151640, 176170, 188020, 212296, 246638, 265370, 299489, 352340, 376040, 493276, 530740, 598978, 616595, 704680, 986552, 1061480, 1197956, 1233190, 1497445, 2096423, 2395912, 2466380, 2994890, 4192846, 4932760, 5989780, 8385692, 10482115, 11979560, 16771384, 20964230, 41928460, 83856920]

約数ペア:

[(1, 83856920), (2, 41928460), (4, 20964230), (5, 16771384), (7, 11979560), (8, 10482115), (10, 8385692), (14, 5989780), (17, 4932760), (20, 4192846), (28, 2994890), (34, 2466380), (35, 2395912), (40, 2096423), (56, 1497445), (68, 1233190), (70, 1197956), (79, 1061480), (85, 986552), (119, 704680), (136, 616595), (140, 598978), (158, 530740), (170, 493276), (223, 376040), (238, 352340), (280, 299489), (316, 265370), (340, 246638), (395, 212296), (446, 188020), (476, 176170), (553, 151640), (595, 140936), (632, 132685), (680, 123319), (790, 106148), (892, 94010), (952, 88085), (1106, 75820), (1115, 75208), (1190, 70468), (1343, 62440), (1561, 53720), (1580, 53074), (1784, 47005), (2212, 37910), (2230, 37604), (2380, 35234), (2686, 31220), (2765, 30328), (3122, 26860), (3160, 26537), (3791, 22120), (4424, 18955), (4460, 18802), (4760, 17617), (5372, 15610), (5530, 15164), (6244, 13430), (6715, 12488), (7582, 11060), (7805, 10744), (8920, 9401)]