319842720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{222113}}^1$

素因数の和:222134

約数の個数: 72

約数和(自身を含む): 1091468196

約数和(自身を除く): 771625476

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 222113, 444226, 666339, 888452, 1110565, 1332678, 1776904, 1999017, 2221130, 2665356, 3331695, 3553808, 3998034, 4442260, 5330712, 6663390, 7107616, 7996068, 8884520, 9995085, 10661424, 13326780, 15992136, 17769040, 19990170, 21322848, 26653560, 31984272, 35538080, 39980340, 53307120, 63968544, 79960680, 106614240, 159921360, 319842720]

約数ペア:

[(1, 319842720), (2, 159921360), (3, 106614240), (4, 79960680), (5, 63968544), (6, 53307120), (8, 39980340), (9, 35538080), (10, 31984272), (12, 26653560), (15, 21322848), (16, 19990170), (18, 17769040), (20, 15992136), (24, 13326780), (30, 10661424), (32, 9995085), (36, 8884520), (40, 7996068), (45, 7107616), (48, 6663390), (60, 5330712), (72, 4442260), (80, 3998034), (90, 3553808), (96, 3331695), (120, 2665356), (144, 2221130), (160, 1999017), (180, 1776904), (240, 1332678), (288, 1110565), (360, 888452), (480, 666339), (720, 444226), (1440, 222113)]