327999420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{260317}}^1$

素因数の和:260339

約数の個数: 72

約数和(自身を含む): 1137069024

約数和(自身を除く): 809069604

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 260317, 520634, 780951, 1041268, 1301585, 1561902, 1822219, 2342853, 2603170, 3123804, 3644438, 3904755, 4685706, 5206340, 5466657, 7288876, 7809510, 9111095, 9371412, 10933314, 11714265, 15619020, 16399971, 18222190, 21866628, 23428530, 27333285, 32799942, 36444380, 46857060, 54666570, 65599884, 81999855, 109333140, 163999710, 327999420]

約数ペア:

[(1, 327999420), (2, 163999710), (3, 109333140), (4, 81999855), (5, 65599884), (6, 54666570), (7, 46857060), (9, 36444380), (10, 32799942), (12, 27333285), (14, 23428530), (15, 21866628), (18, 18222190), (20, 16399971), (21, 15619020), (28, 11714265), (30, 10933314), (35, 9371412), (36, 9111095), (42, 7809510), (45, 7288876), (60, 5466657), (63, 5206340), (70, 4685706), (84, 3904755), (90, 3644438), (105, 3123804), (126, 2603170), (140, 2342853), (180, 1822219), (210, 1561902), (252, 1301585), (315, 1041268), (420, 780951), (630, 520634), (1260, 260317)]