64939440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:227

約数の個数: 160

約数和(自身を含む): 211700736

約数和(自身を除く): 146761296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 71, 74, 80, 103, 111, 120, 142, 148, 185, 206, 213, 222, 240, 284, 296, 309, 355, 370, 412, 426, 444, 515, 555, 568, 592, 618, 710, 740, 824, 852, 888, 1030, 1065, 1110, 1136, 1236, 1420, 1480, 1545, 1648, 1704, 1776, 2060, 2130, 2220, 2472, 2627, 2840, 2960, 3090, 3408, 3811, 4120, 4260, 4440, 4944, 5254, 5680, 6180, 7313, 7622, 7881, 8240, 8520, 8880, 10508, 11433, 12360, 13135, 14626, 15244, 15762, 17040, 19055, 21016, 21939, 22866, 24720, 26270, 29252, 30488, 31524, 36565, 38110, 39405, 42032, 43878, 45732, 52540, 57165, 58504, 60976, 63048, 73130, 76220, 78810, 87756, 91464, 105080, 109695, 114330, 117008, 126096, 146260, 152440, 157620, 175512, 182928, 210160, 219390, 228660, 270581, 292520, 304880, 315240, 351024, 438780, 457320, 541162, 585040, 630480, 811743, 877560, 914640, 1082324, 1352905, 1623486, 1755120, 2164648, 2705810, 3246972, 4058715, 4329296, 5411620, 6493944, 8117430, 10823240, 12987888, 16234860, 21646480, 32469720, 64939440]

約数ペア:

[(1, 64939440), (2, 32469720), (3, 21646480), (4, 16234860), (5, 12987888), (6, 10823240), (8, 8117430), (10, 6493944), (12, 5411620), (15, 4329296), (16, 4058715), (20, 3246972), (24, 2705810), (30, 2164648), (37, 1755120), (40, 1623486), (48, 1352905), (60, 1082324), (71, 914640), (74, 877560), (80, 811743), (103, 630480), (111, 585040), (120, 541162), (142, 457320), (148, 438780), (185, 351024), (206, 315240), (213, 304880), (222, 292520), (240, 270581), (284, 228660), (296, 219390), (309, 210160), (355, 182928), (370, 175512), (412, 157620), (426, 152440), (444, 146260), (515, 126096), (555, 117008), (568, 114330), (592, 109695), (618, 105080), (710, 91464), (740, 87756), (824, 78810), (852, 76220), (888, 73130), (1030, 63048), (1065, 60976), (1110, 58504), (1136, 57165), (1236, 52540), (1420, 45732), (1480, 43878), (1545, 42032), (1648, 39405), (1704, 38110), (1776, 36565), (2060, 31524), (2130, 30488), (2220, 29252), (2472, 26270), (2627, 24720), (2840, 22866), (2960, 21939), (3090, 21016), (3408, 19055), (3811, 17040), (4120, 15762), (4260, 15244), (4440, 14626), (4944, 13135), (5254, 12360), (5680, 11433), (6180, 10508), (7313, 8880), (7622, 8520), (7881, 8240)]