54469980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 176117760

約数和(自身を除く): 121647780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 59, 60, 69, 90, 92, 115, 118, 138, 177, 180, 207, 223, 230, 236, 276, 295, 345, 354, 414, 446, 460, 531, 590, 669, 690, 708, 828, 885, 892, 1035, 1062, 1115, 1180, 1338, 1357, 1380, 1770, 2007, 2070, 2124, 2230, 2655, 2676, 2714, 3345, 3540, 4014, 4071, 4140, 4460, 5129, 5310, 5428, 6690, 6785, 8028, 8142, 10035, 10258, 10620, 12213, 13157, 13380, 13570, 15387, 16284, 20070, 20355, 20516, 24426, 25645, 26314, 27140, 30774, 39471, 40140, 40710, 46161, 48852, 51290, 52628, 61065, 61548, 65785, 76935, 78942, 81420, 92322, 102580, 118413, 122130, 131570, 153870, 157884, 184644, 197355, 230805, 236826, 244260, 263140, 302611, 307740, 394710, 461610, 473652, 592065, 605222, 789420, 907833, 923220, 1184130, 1210444, 1513055, 1815666, 2368260, 2723499, 3026110, 3631332, 4539165, 5446998, 6052220, 9078330, 10893996, 13617495, 18156660, 27234990, 54469980]

約数ペア:

[(1, 54469980), (2, 27234990), (3, 18156660), (4, 13617495), (5, 10893996), (6, 9078330), (9, 6052220), (10, 5446998), (12, 4539165), (15, 3631332), (18, 3026110), (20, 2723499), (23, 2368260), (30, 1815666), (36, 1513055), (45, 1210444), (46, 1184130), (59, 923220), (60, 907833), (69, 789420), (90, 605222), (92, 592065), (115, 473652), (118, 461610), (138, 394710), (177, 307740), (180, 302611), (207, 263140), (223, 244260), (230, 236826), (236, 230805), (276, 197355), (295, 184644), (345, 157884), (354, 153870), (414, 131570), (446, 122130), (460, 118413), (531, 102580), (590, 92322), (669, 81420), (690, 78942), (708, 76935), (828, 65785), (885, 61548), (892, 61065), (1035, 52628), (1062, 51290), (1115, 48852), (1180, 46161), (1338, 40710), (1357, 40140), (1380, 39471), (1770, 30774), (2007, 27140), (2070, 26314), (2124, 25645), (2230, 24426), (2655, 20516), (2676, 20355), (2714, 20070), (3345, 16284), (3540, 15387), (4014, 13570), (4071, 13380), (4140, 13157), (4460, 12213), (5129, 10620), (5310, 10258), (5428, 10035), (6690, 8142), (6785, 8028)]