7807080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 128

約数和(自身を含む): 25660800

約数和(自身を除く): 17853720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 43, 51, 60, 68, 85, 86, 89, 102, 120, 129, 136, 170, 172, 178, 204, 215, 255, 258, 267, 340, 344, 356, 408, 430, 445, 510, 516, 534, 645, 680, 712, 731, 860, 890, 1020, 1032, 1068, 1290, 1335, 1462, 1513, 1720, 1780, 2040, 2136, 2193, 2580, 2670, 2924, 3026, 3560, 3655, 3827, 4386, 4539, 5160, 5340, 5848, 6052, 7310, 7565, 7654, 8772, 9078, 10680, 10965, 11481, 12104, 14620, 15130, 15308, 17544, 18156, 19135, 21930, 22695, 22962, 29240, 30260, 30616, 36312, 38270, 43860, 45390, 45924, 57405, 60520, 65059, 76540, 87720, 90780, 91848, 114810, 130118, 153080, 181560, 195177, 229620, 260236, 325295, 390354, 459240, 520472, 650590, 780708, 975885, 1301180, 1561416, 1951770, 2602360, 3903540, 7807080]

約数ペア:

[(1, 7807080), (2, 3903540), (3, 2602360), (4, 1951770), (5, 1561416), (6, 1301180), (8, 975885), (10, 780708), (12, 650590), (15, 520472), (17, 459240), (20, 390354), (24, 325295), (30, 260236), (34, 229620), (40, 195177), (43, 181560), (51, 153080), (60, 130118), (68, 114810), (85, 91848), (86, 90780), (89, 87720), (102, 76540), (120, 65059), (129, 60520), (136, 57405), (170, 45924), (172, 45390), (178, 43860), (204, 38270), (215, 36312), (255, 30616), (258, 30260), (267, 29240), (340, 22962), (344, 22695), (356, 21930), (408, 19135), (430, 18156), (445, 17544), (510, 15308), (516, 15130), (534, 14620), (645, 12104), (680, 11481), (712, 10965), (731, 10680), (860, 9078), (890, 8772), (1020, 7654), (1032, 7565), (1068, 7310), (1290, 6052), (1335, 5848), (1462, 5340), (1513, 5160), (1720, 4539), (1780, 4386), (2040, 3827), (2136, 3655), (2193, 3560), (2580, 3026), (2670, 2924)]