65404080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1$

素因数の和:728

約数の個数: 240

約数和(自身を含む): 264625920

約数和(自身を除く): 199221840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 630, 665, 683, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1197, 1260, 1330, 1366, 1368, 1520, 1596, 1680, 1710, 1995, 2049, 2128, 2280, 2394, 2520, 2660, 2732, 2736, 3192, 3415, 3420, 3990, 4098, 4560, 4781, 4788, 5040, 5320, 5464, 5985, 6147, 6384, 6830, 6840, 7980, 8196, 9562, 9576, 10245, 10640, 10928, 11970, 12294, 12977, 13660, 13680, 14343, 15960, 16392, 19124, 19152, 20490, 23905, 23940, 24588, 25954, 27320, 28686, 30735, 31920, 32784, 38248, 38931, 40980, 43029, 47810, 47880, 49176, 51908, 54640, 57372, 61470, 64885, 71715, 76496, 77862, 81960, 86058, 90839, 95620, 95760, 98352, 103816, 114744, 116793, 122940, 129770, 143430, 155724, 163920, 172116, 181678, 191240, 194655, 207632, 215145, 229488, 233586, 245880, 259540, 272517, 286860, 311448, 344232, 363356, 382480, 389310, 430290, 454195, 467172, 491760, 519080, 545034, 573720, 583965, 622896, 688464, 726712, 778620, 817551, 860580, 908390, 934344, 1038160, 1090068, 1147440, 1167930, 1362585, 1453424, 1557240, 1635102, 1721160, 1816780, 1868688, 2180136, 2335860, 2725170, 3114480, 3270204, 3442320, 3633560, 4087755, 4360272, 4671720, 5450340, 6540408, 7267120, 8175510, 9343440, 10900680, 13080816, 16351020, 21801360, 32702040, 65404080]

約数ペア:

[(1, 65404080), (2, 32702040), (3, 21801360), (4, 16351020), (5, 13080816), (6, 10900680), (7, 9343440), (8, 8175510), (9, 7267120), (10, 6540408), (12, 5450340), (14, 4671720), (15, 4360272), (16, 4087755), (18, 3633560), (19, 3442320), (20, 3270204), (21, 3114480), (24, 2725170), (28, 2335860), (30, 2180136), (35, 1868688), (36, 1816780), (38, 1721160), (40, 1635102), (42, 1557240), (45, 1453424), (48, 1362585), (56, 1167930), (57, 1147440), (60, 1090068), (63, 1038160), (70, 934344), (72, 908390), (76, 860580), (80, 817551), (84, 778620), (90, 726712), (95, 688464), (105, 622896), (112, 583965), (114, 573720), (120, 545034), (126, 519080), (133, 491760), (140, 467172), (144, 454195), (152, 430290), (168, 389310), (171, 382480), (180, 363356), (190, 344232), (210, 311448), (228, 286860), (240, 272517), (252, 259540), (266, 245880), (280, 233586), (285, 229488), (304, 215145), (315, 207632), (336, 194655), (342, 191240), (360, 181678), (380, 172116), (399, 163920), (420, 155724), (456, 143430), (504, 129770), (532, 122940), (560, 116793), (570, 114744), (630, 103816), (665, 98352), (683, 95760), (684, 95620), (720, 90839), (760, 86058), (798, 81960), (840, 77862), (855, 76496), (912, 71715), (1008, 64885), (1064, 61470), (1140, 57372), (1197, 54640), (1260, 51908), (1330, 49176), (1366, 47880), (1368, 47810), (1520, 43029), (1596, 40980), (1680, 38931), (1710, 38248), (1995, 32784), (2049, 31920), (2128, 30735), (2280, 28686), (2394, 27320), (2520, 25954), (2660, 24588), (2732, 23940), (2736, 23905), (3192, 20490), (3415, 19152), (3420, 19124), (3990, 16392), (4098, 15960), (4560, 14343), (4781, 13680), (4788, 13660), (5040, 12977), (5320, 12294), (5464, 11970), (5985, 10928), (6147, 10640), (6384, 10245), (6830, 9576), (6840, 9562), (7980, 8196)]