71401860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:274

約数の個数: 144

約数和(自身を含む): 227066112

約数和(自身を除く): 155664252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 71, 74, 90, 111, 142, 148, 151, 180, 185, 213, 222, 284, 302, 333, 355, 370, 426, 444, 453, 555, 604, 639, 666, 710, 740, 755, 852, 906, 1065, 1110, 1278, 1332, 1359, 1420, 1510, 1665, 1812, 2130, 2220, 2265, 2556, 2627, 2718, 3020, 3195, 3330, 4260, 4530, 5254, 5436, 5587, 6390, 6660, 6795, 7881, 9060, 10508, 10721, 11174, 12780, 13135, 13590, 15762, 16761, 21442, 22348, 23643, 26270, 27180, 27935, 31524, 32163, 33522, 39405, 42884, 47286, 50283, 52540, 53605, 55870, 64326, 67044, 78810, 83805, 94572, 96489, 100566, 107210, 111740, 118215, 128652, 157620, 160815, 167610, 192978, 201132, 214420, 236430, 251415, 321630, 335220, 385956, 396677, 472860, 482445, 502830, 643260, 793354, 964890, 1005660, 1190031, 1586708, 1929780, 1983385, 2380062, 3570093, 3966770, 4760124, 5950155, 7140186, 7933540, 11900310, 14280372, 17850465, 23800620, 35700930, 71401860]

約数ペア:

[(1, 71401860), (2, 35700930), (3, 23800620), (4, 17850465), (5, 14280372), (6, 11900310), (9, 7933540), (10, 7140186), (12, 5950155), (15, 4760124), (18, 3966770), (20, 3570093), (30, 2380062), (36, 1983385), (37, 1929780), (45, 1586708), (60, 1190031), (71, 1005660), (74, 964890), (90, 793354), (111, 643260), (142, 502830), (148, 482445), (151, 472860), (180, 396677), (185, 385956), (213, 335220), (222, 321630), (284, 251415), (302, 236430), (333, 214420), (355, 201132), (370, 192978), (426, 167610), (444, 160815), (453, 157620), (555, 128652), (604, 118215), (639, 111740), (666, 107210), (710, 100566), (740, 96489), (755, 94572), (852, 83805), (906, 78810), (1065, 67044), (1110, 64326), (1278, 55870), (1332, 53605), (1359, 52540), (1420, 50283), (1510, 47286), (1665, 42884), (1812, 39405), (2130, 33522), (2220, 32163), (2265, 31524), (2556, 27935), (2627, 27180), (2718, 26270), (3020, 23643), (3195, 22348), (3330, 21442), (4260, 16761), (4530, 15762), (5254, 13590), (5436, 13135), (5587, 12780), (6390, 11174), (6660, 10721), (6795, 10508), (7881, 9060)]