291527070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{601}}^1$

素因数の和:690

約数の個数: 128

約数和(自身を含む): 790594560

約数和(自身を除く): 499067490

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 30, 37, 38, 46, 57, 69, 74, 95, 111, 114, 115, 138, 185, 190, 222, 230, 285, 345, 370, 437, 555, 570, 601, 690, 703, 851, 874, 1110, 1202, 1311, 1406, 1702, 1803, 2109, 2185, 2553, 2622, 3005, 3515, 3606, 4218, 4255, 4370, 5106, 6010, 6555, 7030, 8510, 9015, 10545, 11419, 12765, 13110, 13823, 16169, 18030, 21090, 22237, 22838, 25530, 27646, 32338, 34257, 41469, 44474, 48507, 57095, 66711, 68514, 69115, 80845, 82938, 97014, 111185, 114190, 133422, 138230, 161690, 171285, 207345, 222370, 242535, 262637, 333555, 342570, 414690, 422503, 485070, 511451, 525274, 667110, 787911, 845006, 1022902, 1267509, 1313185, 1534353, 1575822, 2112515, 2535018, 2557255, 2626370, 3068706, 3939555, 4225030, 5114510, 6337545, 7671765, 7879110, 9717569, 12675090, 15343530, 19435138, 29152707, 48587845, 58305414, 97175690, 145763535, 291527070]

約数ペア:

[(1, 291527070), (2, 145763535), (3, 97175690), (5, 58305414), (6, 48587845), (10, 29152707), (15, 19435138), (19, 15343530), (23, 12675090), (30, 9717569), (37, 7879110), (38, 7671765), (46, 6337545), (57, 5114510), (69, 4225030), (74, 3939555), (95, 3068706), (111, 2626370), (114, 2557255), (115, 2535018), (138, 2112515), (185, 1575822), (190, 1534353), (222, 1313185), (230, 1267509), (285, 1022902), (345, 845006), (370, 787911), (437, 667110), (555, 525274), (570, 511451), (601, 485070), (690, 422503), (703, 414690), (851, 342570), (874, 333555), (1110, 262637), (1202, 242535), (1311, 222370), (1406, 207345), (1702, 171285), (1803, 161690), (2109, 138230), (2185, 133422), (2553, 114190), (2622, 111185), (3005, 97014), (3515, 82938), (3606, 80845), (4218, 69115), (4255, 68514), (4370, 66711), (5106, 57095), (6010, 48507), (6555, 44474), (7030, 41469), (8510, 34257), (9015, 32338), (10545, 27646), (11419, 25530), (12765, 22838), (13110, 22237), (13823, 21090), (16169, 18030)]