19449360

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:270

約数の個数: 240

約数和(自身を含む): 79387776

約数和(自身を除く): 59938416

約数列:

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

約数ペア:

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