352352140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{1399}}^1$

素因数の和:1679

約数の個数: 72

約数和(自身を含む): 864712800

約数和(自身を除く): 512360660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 257, 490, 514, 980, 1028, 1285, 1399, 1799, 2570, 2798, 3598, 5140, 5596, 6995, 7196, 8995, 9793, 12593, 13990, 17990, 19586, 25186, 27980, 35980, 39172, 48965, 50372, 62965, 68551, 97930, 125930, 137102, 195860, 251860, 274204, 342755, 359543, 685510, 719086, 1371020, 1438172, 1797715, 2516801, 3595430, 5033602, 7190860, 10067204, 12584005, 17617607, 25168010, 35235214, 50336020, 70470428, 88088035, 176176070, 352352140]

約数ペア:

[(1, 352352140), (2, 176176070), (4, 88088035), (5, 70470428), (7, 50336020), (10, 35235214), (14, 25168010), (20, 17617607), (28, 12584005), (35, 10067204), (49, 7190860), (70, 5033602), (98, 3595430), (140, 2516801), (196, 1797715), (245, 1438172), (257, 1371020), (490, 719086), (514, 685510), (980, 359543), (1028, 342755), (1285, 274204), (1399, 251860), (1799, 195860), (2570, 137102), (2798, 125930), (3598, 97930), (5140, 68551), (5596, 62965), (6995, 50372), (7196, 48965), (8995, 39172), (9793, 35980), (12593, 27980), (13990, 25186), (17990, 19586)]