1627848720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{28619}}^1$

素因数の和:28717

約数の個数: 120

約数和(自身を含む): 5536252800

約数和(自身を除く): 3908404080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1580, 1896, 2370, 2844, 3160, 3555, 3792, 4740, 5688, 6320, 7110, 9480, 11376, 14220, 18960, 28440, 28619, 56880, 57238, 85857, 114476, 143095, 171714, 228952, 257571, 286190, 343428, 429285, 457904, 515142, 572380, 686856, 858570, 1030284, 1144760, 1287855, 1373712, 1717140, 2060568, 2260901, 2289520, 2575710, 3434280, 4121136, 4521802, 5151420, 6782703, 6868560, 9043604, 10302840, 11304505, 13565406, 18087208, 20348109, 20605680, 22609010, 27130812, 33913515, 36174416, 40696218, 45218020, 54261624, 67827030, 81392436, 90436040, 101740545, 108523248, 135654060, 162784872, 180872080, 203481090, 271308120, 325569744, 406962180, 542616240, 813924360, 1627848720]

約数ペア:

[(1, 1627848720), (2, 813924360), (3, 542616240), (4, 406962180), (5, 325569744), (6, 271308120), (8, 203481090), (9, 180872080), (10, 162784872), (12, 135654060), (15, 108523248), (16, 101740545), (18, 90436040), (20, 81392436), (24, 67827030), (30, 54261624), (36, 45218020), (40, 40696218), (45, 36174416), (48, 33913515), (60, 27130812), (72, 22609010), (79, 20605680), (80, 20348109), (90, 18087208), (120, 13565406), (144, 11304505), (158, 10302840), (180, 9043604), (237, 6868560), (240, 6782703), (316, 5151420), (360, 4521802), (395, 4121136), (474, 3434280), (632, 2575710), (711, 2289520), (720, 2260901), (790, 2060568), (948, 1717140), (1185, 1373712), (1264, 1287855), (1422, 1144760), (1580, 1030284), (1896, 858570), (2370, 686856), (2844, 572380), (3160, 515142), (3555, 457904), (3792, 429285), (4740, 343428), (5688, 286190), (6320, 257571), (7110, 228952), (9480, 171714), (11376, 143095), (14220, 114476), (18960, 85857), (28440, 57238), (28619, 56880)]