311304480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20921}}^1$

素因数の和:20970

約数の個数: 96

約数和(自身を含む): 1012290048

約数和(自身を除く): 700985568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 7440, 14880, 20921, 41842, 62763, 83684, 104605, 125526, 167368, 209210, 251052, 313815, 334736, 418420, 502104, 627630, 648551, 669472, 836840, 1004208, 1255260, 1297102, 1673680, 1945653, 2008416, 2510520, 2594204, 3242755, 3347360, 3891306, 5021040, 5188408, 6485510, 7782612, 9728265, 10042080, 10376816, 12971020, 15565224, 19456530, 20753632, 25942040, 31130448, 38913060, 51884080, 62260896, 77826120, 103768160, 155652240, 311304480]

約数ペア:

[(1, 311304480), (2, 155652240), (3, 103768160), (4, 77826120), (5, 62260896), (6, 51884080), (8, 38913060), (10, 31130448), (12, 25942040), (15, 20753632), (16, 19456530), (20, 15565224), (24, 12971020), (30, 10376816), (31, 10042080), (32, 9728265), (40, 7782612), (48, 6485510), (60, 5188408), (62, 5021040), (80, 3891306), (93, 3347360), (96, 3242755), (120, 2594204), (124, 2510520), (155, 2008416), (160, 1945653), (186, 1673680), (240, 1297102), (248, 1255260), (310, 1004208), (372, 836840), (465, 669472), (480, 648551), (496, 627630), (620, 502104), (744, 418420), (930, 334736), (992, 313815), (1240, 251052), (1488, 209210), (1860, 167368), (2480, 125526), (2976, 104605), (3720, 83684), (4960, 62763), (7440, 41842), (14880, 20921)]