318996840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{156371}}^1$

素因数の和:156402

約数の個数: 64

約数和(自身を含む): 1013290560

約数和(自身を除く): 694293720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 156371, 312742, 469113, 625484, 781855, 938226, 1250968, 1563710, 1876452, 2345565, 2658307, 3127420, 3752904, 4691130, 5316614, 6254840, 7974921, 9382260, 10633228, 13291535, 15949842, 18764520, 21266456, 26583070, 31899684, 39874605, 53166140, 63799368, 79749210, 106332280, 159498420, 318996840]

約数ペア:

[(1, 318996840), (2, 159498420), (3, 106332280), (4, 79749210), (5, 63799368), (6, 53166140), (8, 39874605), (10, 31899684), (12, 26583070), (15, 21266456), (17, 18764520), (20, 15949842), (24, 13291535), (30, 10633228), (34, 9382260), (40, 7974921), (51, 6254840), (60, 5316614), (68, 4691130), (85, 3752904), (102, 3127420), (120, 2658307), (136, 2345565), (170, 1876452), (204, 1563710), (255, 1250968), (340, 938226), (408, 781855), (510, 625484), (680, 469113), (1020, 312742), (2040, 156371)]