291228821720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{82727}}^1$

素因数の和:82953

約数の個数: 128

約数和(自身を含む): 720488079360

約数和(自身を除く): 429259257640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 167, 170, 248, 310, 334, 340, 527, 620, 668, 680, 835, 1054, 1240, 1336, 1670, 2108, 2635, 2839, 3340, 4216, 5177, 5270, 5678, 6680, 10354, 10540, 11356, 14195, 20708, 21080, 22712, 25885, 28390, 41416, 51770, 56780, 82727, 88009, 103540, 113560, 165454, 176018, 207080, 330908, 352036, 413635, 440045, 661816, 704072, 827270, 880090, 1406359, 1654540, 1760180, 2564537, 2812718, 3309080, 3520360, 5129074, 5625436, 7031795, 10258148, 11250872, 12822685, 13815409, 14063590, 20516296, 25645370, 27630818, 28127180, 43597129, 51290740, 55261636, 56254360, 69077045, 87194258, 102581480, 110523272, 138154090, 174388516, 217985645, 234861953, 276308180, 348777032, 428277679, 435971290, 469723906, 552616360, 856555358, 871942580, 939447812, 1174309765, 1713110716, 1743885160, 1878895624, 2141388395, 2348619530, 3426221432, 4282776790, 4697239060, 7280720543, 8565553580, 9394478120, 14561441086, 17131107160, 29122882172, 36403602715, 58245764344, 72807205430, 145614410860, 291228821720]

約数ペア:

[(1, 291228821720), (2, 145614410860), (4, 72807205430), (5, 58245764344), (8, 36403602715), (10, 29122882172), (17, 17131107160), (20, 14561441086), (31, 9394478120), (34, 8565553580), (40, 7280720543), (62, 4697239060), (68, 4282776790), (85, 3426221432), (124, 2348619530), (136, 2141388395), (155, 1878895624), (167, 1743885160), (170, 1713110716), (248, 1174309765), (310, 939447812), (334, 871942580), (340, 856555358), (527, 552616360), (620, 469723906), (668, 435971290), (680, 428277679), (835, 348777032), (1054, 276308180), (1240, 234861953), (1336, 217985645), (1670, 174388516), (2108, 138154090), (2635, 110523272), (2839, 102581480), (3340, 87194258), (4216, 69077045), (5177, 56254360), (5270, 55261636), (5678, 51290740), (6680, 43597129), (10354, 28127180), (10540, 27630818), (11356, 25645370), (14195, 20516296), (20708, 14063590), (21080, 13815409), (22712, 12822685), (25885, 11250872), (28390, 10258148), (41416, 7031795), (51770, 5625436), (56780, 5129074), (82727, 3520360), (88009, 3309080), (103540, 2812718), (113560, 2564537), (165454, 1760180), (176018, 1654540), (207080, 1406359), (330908, 880090), (352036, 827270), (413635, 704072), (440045, 661816)]