38811960

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{11}}^3$

素因数の和:62

約数の個数: 224

約数和(自身を含む): 144013680

約数和(自身を除く): 105201720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 121, 132, 135, 162, 165, 180, 198, 216, 220, 242, 243, 264, 270, 297, 324, 330, 360, 363, 396, 405, 440, 484, 486, 495, 540, 594, 605, 648, 660, 726, 729, 792, 810, 891, 968, 972, 990, 1080, 1089, 1188, 1210, 1215, 1320, 1331, 1452, 1458, 1485, 1620, 1782, 1815, 1944, 1980, 2178, 2376, 2420, 2430, 2662, 2673, 2904, 2916, 2970, 3240, 3267, 3564, 3630, 3645, 3960, 3993, 4356, 4455, 4840, 4860, 5324, 5346, 5445, 5832, 5940, 6534, 6655, 7128, 7260, 7290, 7986, 8019, 8712, 8910, 9720, 9801, 10648, 10692, 10890, 11880, 11979, 13068, 13310, 13365, 14520, 14580, 15972, 16038, 16335, 17820, 19602, 19965, 21384, 21780, 23958, 26136, 26620, 26730, 29160, 29403, 31944, 32076, 32670, 35640, 35937, 39204, 39930, 40095, 43560, 47916, 49005, 53240, 53460, 58806, 59895, 64152, 65340, 71874, 78408, 79860, 80190, 88209, 95832, 98010, 106920, 107811, 117612, 119790, 130680, 143748, 147015, 159720, 160380, 176418, 179685, 196020, 215622, 235224, 239580, 287496, 294030, 320760, 323433, 352836, 359370, 392040, 431244, 441045, 479160, 539055, 588060, 646866, 705672, 718740, 862488, 882090, 970299, 1078110, 1176120, 1293732, 1437480, 1617165, 1764180, 1940598, 2156220, 2587464, 3234330, 3528360, 3881196, 4312440, 4851495, 6468660, 7762392, 9702990, 12937320, 19405980, 38811960]

約数ペア:

[(1, 38811960), (2, 19405980), (3, 12937320), (4, 9702990), (5, 7762392), (6, 6468660), (8, 4851495), (9, 4312440), (10, 3881196), (11, 3528360), (12, 3234330), (15, 2587464), (18, 2156220), (20, 1940598), (22, 1764180), (24, 1617165), (27, 1437480), (30, 1293732), (33, 1176120), (36, 1078110), (40, 970299), (44, 882090), (45, 862488), (54, 718740), (55, 705672), (60, 646866), (66, 588060), (72, 539055), (81, 479160), (88, 441045), (90, 431244), (99, 392040), (108, 359370), (110, 352836), (120, 323433), (121, 320760), (132, 294030), (135, 287496), (162, 239580), (165, 235224), (180, 215622), (198, 196020), (216, 179685), (220, 176418), (242, 160380), (243, 159720), (264, 147015), (270, 143748), (297, 130680), (324, 119790), (330, 117612), (360, 107811), (363, 106920), (396, 98010), (405, 95832), (440, 88209), (484, 80190), (486, 79860), (495, 78408), (540, 71874), (594, 65340), (605, 64152), (648, 59895), (660, 58806), (726, 53460), (729, 53240), (792, 49005), (810, 47916), (891, 43560), (968, 40095), (972, 39930), (990, 39204), (1080, 35937), (1089, 35640), (1188, 32670), (1210, 32076), (1215, 31944), (1320, 29403), (1331, 29160), (1452, 26730), (1458, 26620), (1485, 26136), (1620, 23958), (1782, 21780), (1815, 21384), (1944, 19965), (1980, 19602), (2178, 17820), (2376, 16335), (2420, 16038), (2430, 15972), (2662, 14580), (2673, 14520), (2904, 13365), (2916, 13310), (2970, 13068), (3240, 11979), (3267, 11880), (3564, 10890), (3630, 10692), (3645, 10648), (3960, 9801), (3993, 9720), (4356, 8910), (4455, 8712), (4840, 8019), (4860, 7986), (5324, 7290), (5346, 7260), (5445, 7128), (5832, 6655), (5940, 6534)]