240499840

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{7669}}^1$

素因数の和:7702

約数の個数: 96

約数和(自身を含む): 668900700

約数和(自身を除く): 428400860

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, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4480, 6272, 7669, 7840, 15338, 15680, 30676, 31360, 38345, 53683, 61352, 76690, 107366, 122704, 153380, 214732, 245408, 268415, 306760, 375781, 429464, 490816, 536830, 613520, 751562, 858928, 981632, 1073660, 1227040, 1503124, 1717856, 1878905, 2147320, 2454080, 3006248, 3435712, 3757810, 4294640, 4908160, 6012496, 6871424, 7515620, 8589280, 12024992, 15031240, 17178560, 24049984, 30062480, 34357120, 48099968, 60124960, 120249920, 240499840]

約数ペア:

[(1, 240499840), (2, 120249920), (4, 60124960), (5, 48099968), (7, 34357120), (8, 30062480), (10, 24049984), (14, 17178560), (16, 15031240), (20, 12024992), (28, 8589280), (32, 7515620), (35, 6871424), (40, 6012496), (49, 4908160), (56, 4294640), (64, 3757810), (70, 3435712), (80, 3006248), (98, 2454080), (112, 2147320), (128, 1878905), (140, 1717856), (160, 1503124), (196, 1227040), (224, 1073660), (245, 981632), (280, 858928), (320, 751562), (392, 613520), (448, 536830), (490, 490816), (560, 429464), (640, 375781), (784, 306760), (896, 268415), (980, 245408), (1120, 214732), (1568, 153380), (1960, 122704), (2240, 107366), (3136, 76690), (3920, 61352), (4480, 53683), (6272, 38345), (7669, 31360), (7840, 30676), (15338, 15680)]