1555016960

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{24793}}^1$

素因数の和:24828

約数の個数: 108

約数和(自身を含む): 4333049028

約数和(自身を除く): 2778032068

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 3136, 3920, 4480, 6272, 7840, 8960, 12544, 15680, 24793, 31360, 49586, 62720, 99172, 123965, 173551, 198344, 247930, 347102, 396688, 495860, 694204, 793376, 867755, 991720, 1214857, 1388408, 1586752, 1735510, 1983440, 2429714, 2776816, 3173504, 3471020, 3966880, 4859428, 5553632, 6074285, 6347008, 6942040, 7933760, 9718856, 11107264, 12148570, 13884080, 15867520, 19437712, 22214528, 24297140, 27768160, 31735040, 38875424, 44429056, 48594280, 55536320, 77750848, 97188560, 111072640, 155501696, 194377120, 222145280, 311003392, 388754240, 777508480, 1555016960]

約数ペア:

[(1, 1555016960), (2, 777508480), (4, 388754240), (5, 311003392), (7, 222145280), (8, 194377120), (10, 155501696), (14, 111072640), (16, 97188560), (20, 77750848), (28, 55536320), (32, 48594280), (35, 44429056), (40, 38875424), (49, 31735040), (56, 27768160), (64, 24297140), (70, 22214528), (80, 19437712), (98, 15867520), (112, 13884080), (128, 12148570), (140, 11107264), (160, 9718856), (196, 7933760), (224, 6942040), (245, 6347008), (256, 6074285), (280, 5553632), (320, 4859428), (392, 3966880), (448, 3471020), (490, 3173504), (560, 2776816), (640, 2429714), (784, 1983440), (896, 1735510), (980, 1586752), (1120, 1388408), (1280, 1214857), (1568, 991720), (1792, 867755), (1960, 793376), (2240, 694204), (3136, 495860), (3920, 396688), (4480, 347102), (6272, 247930), (7840, 198344), (8960, 173551), (12544, 123965), (15680, 99172), (24793, 62720), (31360, 49586)]