1320221640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1\times {\mathrm{449}}^1$

素因数の和:799

約数の個数: 128

約数和(自身を含む): 4024080000

約数和(自身を除く): 2703858360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 229, 321, 428, 449, 458, 535, 642, 687, 856, 898, 916, 1070, 1145, 1284, 1347, 1374, 1605, 1796, 1832, 2140, 2245, 2290, 2568, 2694, 2748, 3210, 3435, 3592, 4280, 4490, 4580, 5388, 5496, 6420, 6735, 6870, 8980, 9160, 10776, 12840, 13470, 13740, 17960, 24503, 26940, 27480, 48043, 49006, 53880, 73509, 96086, 98012, 102821, 122515, 144129, 147018, 192172, 196024, 205642, 240215, 245030, 288258, 294036, 308463, 367545, 384344, 411284, 480430, 490060, 514105, 576516, 588072, 616926, 720645, 735090, 822568, 960860, 980120, 1028210, 1153032, 1233852, 1441290, 1470180, 1542315, 1921720, 2056420, 2467704, 2882580, 2940360, 3084630, 4112840, 5765160, 6169260, 11001847, 12338520, 22003694, 33005541, 44007388, 55009235, 66011082, 88014776, 110018470, 132022164, 165027705, 220036940, 264044328, 330055410, 440073880, 660110820, 1320221640]

約数ペア:

[(1, 1320221640), (2, 660110820), (3, 440073880), (4, 330055410), (5, 264044328), (6, 220036940), (8, 165027705), (10, 132022164), (12, 110018470), (15, 88014776), (20, 66011082), (24, 55009235), (30, 44007388), (40, 33005541), (60, 22003694), (107, 12338520), (120, 11001847), (214, 6169260), (229, 5765160), (321, 4112840), (428, 3084630), (449, 2940360), (458, 2882580), (535, 2467704), (642, 2056420), (687, 1921720), (856, 1542315), (898, 1470180), (916, 1441290), (1070, 1233852), (1145, 1153032), (1284, 1028210), (1347, 980120), (1374, 960860), (1605, 822568), (1796, 735090), (1832, 720645), (2140, 616926), (2245, 588072), (2290, 576516), (2568, 514105), (2694, 490060), (2748, 480430), (3210, 411284), (3435, 384344), (3592, 367545), (4280, 308463), (4490, 294036), (4580, 288258), (5388, 245030), (5496, 240215), (6420, 205642), (6735, 196024), (6870, 192172), (8980, 147018), (9160, 144129), (10776, 122515), (12840, 102821), (13470, 98012), (13740, 96086), (17960, 73509), (24503, 53880), (26940, 49006), (27480, 48043)]