8242280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:99

約数の個数: 96

約数和(自身を含む): 21219840

約数和(自身を除く): 12977560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 31, 34, 40, 46, 62, 68, 85, 92, 115, 124, 136, 155, 170, 184, 230, 248, 289, 310, 340, 391, 460, 527, 578, 620, 680, 713, 782, 920, 1054, 1156, 1240, 1426, 1445, 1564, 1955, 2108, 2312, 2635, 2852, 2890, 3128, 3565, 3910, 4216, 5270, 5704, 5780, 6647, 7130, 7820, 8959, 10540, 11560, 12121, 13294, 14260, 15640, 17918, 21080, 24242, 26588, 28520, 33235, 35836, 44795, 48484, 53176, 60605, 66470, 71672, 89590, 96968, 121210, 132940, 179180, 206057, 242420, 265880, 358360, 412114, 484840, 824228, 1030285, 1648456, 2060570, 4121140, 8242280]

約数ペア:

[(1, 8242280), (2, 4121140), (4, 2060570), (5, 1648456), (8, 1030285), (10, 824228), (17, 484840), (20, 412114), (23, 358360), (31, 265880), (34, 242420), (40, 206057), (46, 179180), (62, 132940), (68, 121210), (85, 96968), (92, 89590), (115, 71672), (124, 66470), (136, 60605), (155, 53176), (170, 48484), (184, 44795), (230, 35836), (248, 33235), (289, 28520), (310, 26588), (340, 24242), (391, 21080), (460, 17918), (527, 15640), (578, 14260), (620, 13294), (680, 12121), (713, 11560), (782, 10540), (920, 8959), (1054, 7820), (1156, 7130), (1240, 6647), (1426, 5780), (1445, 5704), (1564, 5270), (1955, 4216), (2108, 3910), (2312, 3565), (2635, 3128), (2852, 2890)]