78478320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{326993}}^1$

素因数の和:327009

約数の個数: 40

約数和(自身を含む): 243283536

約数和(自身を除く): 164805216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 326993, 653986, 980979, 1307972, 1634965, 1961958, 2615944, 3269930, 3923916, 4904895, 5231888, 6539860, 7847832, 9809790, 13079720, 15695664, 19619580, 26159440, 39239160, 78478320]

約数ペア:

[(1, 78478320), (2, 39239160), (3, 26159440), (4, 19619580), (5, 15695664), (6, 13079720), (8, 9809790), (10, 7847832), (12, 6539860), (15, 5231888), (16, 4904895), (20, 3923916), (24, 3269930), (30, 2615944), (40, 1961958), (48, 1634965), (60, 1307972), (80, 980979), (120, 653986), (240, 326993)]