38898720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:272

約数の個数: 288

約数和(自身を含む): 161336448

約数和(自身を除く): 122437728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 96, 102, 105, 112, 119, 120, 126, 136, 140, 144, 153, 160, 168, 170, 180, 204, 210, 224, 227, 238, 240, 252, 255, 272, 280, 288, 306, 315, 336, 340, 357, 360, 408, 420, 454, 476, 480, 504, 510, 544, 560, 595, 612, 630, 672, 680, 681, 714, 720, 765, 816, 840, 908, 952, 1008, 1020, 1071, 1120, 1135, 1190, 1224, 1260, 1360, 1362, 1428, 1440, 1530, 1589, 1632, 1680, 1785, 1816, 1904, 2016, 2040, 2043, 2142, 2270, 2380, 2448, 2520, 2720, 2724, 2856, 3060, 3178, 3360, 3405, 3570, 3632, 3808, 3859, 4080, 4086, 4284, 4540, 4760, 4767, 4896, 5040, 5355, 5448, 5712, 6120, 6356, 6810, 7140, 7264, 7718, 7945, 8160, 8172, 8568, 9080, 9520, 9534, 10080, 10215, 10710, 10896, 11424, 11577, 12240, 12712, 13620, 14280, 14301, 15436, 15890, 16344, 17136, 18160, 19040, 19068, 19295, 20430, 21420, 21792, 23154, 23835, 24480, 25424, 27013, 27240, 28560, 28602, 30872, 31780, 32688, 34272, 34731, 36320, 38136, 38590, 40860, 42840, 46308, 47670, 50848, 54026, 54480, 57120, 57204, 57885, 61744, 63560, 65376, 69462, 71505, 76272, 77180, 81039, 81720, 85680, 92616, 95340, 108052, 108960, 114408, 115770, 123488, 127120, 135065, 138924, 143010, 152544, 154360, 162078, 163440, 171360, 173655, 185232, 190680, 216104, 228816, 231540, 243117, 254240, 270130, 277848, 286020, 308720, 324156, 326880, 347310, 370464, 381360, 405195, 432208, 457632, 463080, 486234, 540260, 555696, 572040, 617440, 648312, 694620, 762720, 810390, 864416, 926160, 972468, 1080520, 1111392, 1144080, 1215585, 1296624, 1389240, 1620780, 1852320, 1944936, 2161040, 2288160, 2431170, 2593248, 2778480, 3241560, 3889872, 4322080, 4862340, 5556960, 6483120, 7779744, 9724680, 12966240, 19449360, 38898720]

約数ペア:

[(1, 38898720), (2, 19449360), (3, 12966240), (4, 9724680), (5, 7779744), (6, 6483120), (7, 5556960), (8, 4862340), (9, 4322080), (10, 3889872), (12, 3241560), (14, 2778480), (15, 2593248), (16, 2431170), (17, 2288160), (18, 2161040), (20, 1944936), (21, 1852320), (24, 1620780), (28, 1389240), (30, 1296624), (32, 1215585), (34, 1144080), (35, 1111392), (36, 1080520), (40, 972468), (42, 926160), (45, 864416), (48, 810390), (51, 762720), (56, 694620), (60, 648312), (63, 617440), (68, 572040), (70, 555696), (72, 540260), (80, 486234), (84, 463080), (85, 457632), (90, 432208), (96, 405195), (102, 381360), (105, 370464), (112, 347310), (119, 326880), (120, 324156), (126, 308720), (136, 286020), (140, 277848), (144, 270130), (153, 254240), (160, 243117), (168, 231540), (170, 228816), (180, 216104), (204, 190680), (210, 185232), (224, 173655), (227, 171360), (238, 163440), (240, 162078), (252, 154360), (255, 152544), (272, 143010), (280, 138924), (288, 135065), (306, 127120), (315, 123488), (336, 115770), (340, 114408), (357, 108960), (360, 108052), (408, 95340), (420, 92616), (454, 85680), (476, 81720), (480, 81039), (504, 77180), (510, 76272), (544, 71505), (560, 69462), (595, 65376), (612, 63560), (630, 61744), (672, 57885), (680, 57204), (681, 57120), (714, 54480), (720, 54026), (765, 50848), (816, 47670), (840, 46308), (908, 42840), (952, 40860), (1008, 38590), (1020, 38136), (1071, 36320), (1120, 34731), (1135, 34272), (1190, 32688), (1224, 31780), (1260, 30872), (1360, 28602), (1362, 28560), (1428, 27240), (1440, 27013), (1530, 25424), (1589, 24480), (1632, 23835), (1680, 23154), (1785, 21792), (1816, 21420), (1904, 20430), (2016, 19295), (2040, 19068), (2043, 19040), (2142, 18160), (2270, 17136), (2380, 16344), (2448, 15890), (2520, 15436), (2720, 14301), (2724, 14280), (2856, 13620), (3060, 12712), (3178, 12240), (3360, 11577), (3405, 11424), (3570, 10896), (3632, 10710), (3808, 10215), (3859, 10080), (4080, 9534), (4086, 9520), (4284, 9080), (4540, 8568), (4760, 8172), (4767, 8160), (4896, 7945), (5040, 7718), (5355, 7264), (5448, 7140), (5712, 6810), (6120, 6356)]