82720680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:184

約数の個数: 256

約数和(自身を含む): 306892800

約数和(自身を除く): 224172120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 71, 73, 76, 84, 95, 105, 114, 120, 133, 140, 142, 146, 152, 168, 190, 210, 213, 219, 228, 266, 280, 284, 285, 292, 355, 365, 380, 399, 420, 426, 438, 456, 497, 511, 532, 568, 570, 584, 665, 710, 730, 760, 798, 840, 852, 876, 994, 1022, 1064, 1065, 1095, 1140, 1330, 1349, 1387, 1420, 1460, 1491, 1533, 1596, 1704, 1752, 1988, 1995, 2044, 2130, 2190, 2280, 2485, 2555, 2660, 2698, 2774, 2840, 2920, 2982, 3066, 3192, 3976, 3990, 4047, 4088, 4161, 4260, 4380, 4970, 5110, 5183, 5320, 5396, 5548, 5964, 6132, 6745, 6935, 7455, 7665, 7980, 8094, 8322, 8520, 8760, 9443, 9709, 9940, 10220, 10366, 10792, 11096, 11928, 12264, 13490, 13870, 14910, 15330, 15549, 15960, 16188, 16644, 18886, 19418, 19880, 20235, 20440, 20732, 20805, 25915, 26980, 27740, 28329, 29127, 29820, 30660, 31098, 32376, 33288, 36281, 37772, 38836, 40470, 41464, 41610, 47215, 48545, 51830, 53960, 55480, 56658, 58254, 59640, 61320, 62196, 72562, 75544, 77672, 77745, 80940, 83220, 94430, 97090, 98477, 103660, 108843, 113316, 116508, 124392, 141645, 145124, 145635, 155490, 161880, 166440, 181405, 188860, 194180, 196954, 207320, 217686, 226632, 233016, 283290, 290248, 291270, 295431, 310980, 362810, 377720, 388360, 393908, 435372, 492385, 544215, 566580, 582540, 590862, 621960, 689339, 725620, 787816, 870744, 984770, 1088430, 1133160, 1165080, 1181724, 1378678, 1451240, 1477155, 1969540, 2068017, 2176860, 2363448, 2757356, 2954310, 3446695, 3939080, 4136034, 4353720, 5514712, 5908620, 6893390, 8272068, 10340085, 11817240, 13786780, 16544136, 20680170, 27573560, 41360340, 82720680]

約数ペア:

[(1, 82720680), (2, 41360340), (3, 27573560), (4, 20680170), (5, 16544136), (6, 13786780), (7, 11817240), (8, 10340085), (10, 8272068), (12, 6893390), (14, 5908620), (15, 5514712), (19, 4353720), (20, 4136034), (21, 3939080), (24, 3446695), (28, 2954310), (30, 2757356), (35, 2363448), (38, 2176860), (40, 2068017), (42, 1969540), (56, 1477155), (57, 1451240), (60, 1378678), (70, 1181724), (71, 1165080), (73, 1133160), (76, 1088430), (84, 984770), (95, 870744), (105, 787816), (114, 725620), (120, 689339), (133, 621960), (140, 590862), (142, 582540), (146, 566580), (152, 544215), (168, 492385), (190, 435372), (210, 393908), (213, 388360), (219, 377720), (228, 362810), (266, 310980), (280, 295431), (284, 291270), (285, 290248), (292, 283290), (355, 233016), (365, 226632), (380, 217686), (399, 207320), (420, 196954), (426, 194180), (438, 188860), (456, 181405), (497, 166440), (511, 161880), (532, 155490), (568, 145635), (570, 145124), (584, 141645), (665, 124392), (710, 116508), (730, 113316), (760, 108843), (798, 103660), (840, 98477), (852, 97090), (876, 94430), (994, 83220), (1022, 80940), (1064, 77745), (1065, 77672), (1095, 75544), (1140, 72562), (1330, 62196), (1349, 61320), (1387, 59640), (1420, 58254), (1460, 56658), (1491, 55480), (1533, 53960), (1596, 51830), (1704, 48545), (1752, 47215), (1988, 41610), (1995, 41464), (2044, 40470), (2130, 38836), (2190, 37772), (2280, 36281), (2485, 33288), (2555, 32376), (2660, 31098), (2698, 30660), (2774, 29820), (2840, 29127), (2920, 28329), (2982, 27740), (3066, 26980), (3192, 25915), (3976, 20805), (3990, 20732), (4047, 20440), (4088, 20235), (4161, 19880), (4260, 19418), (4380, 18886), (4970, 16644), (5110, 16188), (5183, 15960), (5320, 15549), (5396, 15330), (5548, 14910), (5964, 13870), (6132, 13490), (6745, 12264), (6935, 11928), (7455, 11096), (7665, 10792), (7980, 10366), (8094, 10220), (8322, 9940), (8520, 9709), (8760, 9443)]