78548640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{163643}}^1$

素因数の和:163661

約数の個数: 48

約数和(自身を含む): 247429728

約数和(自身を除く): 168881088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 163643, 327286, 490929, 654572, 818215, 981858, 1309144, 1636430, 1963716, 2454645, 2618288, 3272860, 3927432, 4909290, 5236576, 6545720, 7854864, 9818580, 13091440, 15709728, 19637160, 26182880, 39274320, 78548640]

約数ペア:

[(1, 78548640), (2, 39274320), (3, 26182880), (4, 19637160), (5, 15709728), (6, 13091440), (8, 9818580), (10, 7854864), (12, 6545720), (15, 5236576), (16, 4909290), (20, 3927432), (24, 3272860), (30, 2618288), (32, 2454645), (40, 1963716), (48, 1636430), (60, 1309144), (80, 981858), (96, 818215), (120, 654572), (160, 490929), (240, 327286), (480, 163643)]