64828380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 198936864

約数和(自身を除く): 134108484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 41, 57, 60, 73, 76, 82, 95, 114, 123, 146, 164, 190, 205, 219, 228, 246, 285, 292, 361, 365, 380, 410, 438, 492, 570, 615, 722, 730, 779, 820, 876, 1083, 1095, 1140, 1230, 1387, 1444, 1460, 1558, 1805, 2166, 2190, 2337, 2460, 2774, 2993, 3116, 3610, 3895, 4161, 4332, 4380, 4674, 5415, 5548, 5986, 6935, 7220, 7790, 8322, 8979, 9348, 10830, 11685, 11972, 13870, 14801, 14965, 15580, 16644, 17958, 20805, 21660, 23370, 26353, 27740, 29602, 29930, 35916, 41610, 44403, 44895, 46740, 52706, 56867, 59204, 59860, 74005, 79059, 83220, 88806, 89790, 105412, 113734, 131765, 148010, 158118, 170601, 177612, 179580, 222015, 227468, 263530, 284335, 296020, 316236, 341202, 395295, 444030, 527060, 568670, 682404, 790590, 853005, 888060, 1080473, 1137340, 1581180, 1706010, 2160946, 3241419, 3412020, 4321892, 5402365, 6482838, 10804730, 12965676, 16207095, 21609460, 32414190, 64828380]

約数ペア:

[(1, 64828380), (2, 32414190), (3, 21609460), (4, 16207095), (5, 12965676), (6, 10804730), (10, 6482838), (12, 5402365), (15, 4321892), (19, 3412020), (20, 3241419), (30, 2160946), (38, 1706010), (41, 1581180), (57, 1137340), (60, 1080473), (73, 888060), (76, 853005), (82, 790590), (95, 682404), (114, 568670), (123, 527060), (146, 444030), (164, 395295), (190, 341202), (205, 316236), (219, 296020), (228, 284335), (246, 263530), (285, 227468), (292, 222015), (361, 179580), (365, 177612), (380, 170601), (410, 158118), (438, 148010), (492, 131765), (570, 113734), (615, 105412), (722, 89790), (730, 88806), (779, 83220), (820, 79059), (876, 74005), (1083, 59860), (1095, 59204), (1140, 56867), (1230, 52706), (1387, 46740), (1444, 44895), (1460, 44403), (1558, 41610), (1805, 35916), (2166, 29930), (2190, 29602), (2337, 27740), (2460, 26353), (2774, 23370), (2993, 21660), (3116, 20805), (3610, 17958), (3895, 16644), (4161, 15580), (4332, 14965), (4380, 14801), (4674, 13870), (5415, 11972), (5548, 11685), (5986, 10830), (6935, 9348), (7220, 8979), (7790, 8322)]