18981740880

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{16007}}^1$

素因数の和:16096

約数の個数: 240

約数和(自身を含む): 67195949184

約数和(自身を除く): 48214208304

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 61, 72, 80, 81, 90, 108, 120, 122, 135, 144, 162, 180, 183, 216, 240, 243, 244, 270, 305, 324, 360, 366, 405, 432, 486, 488, 540, 549, 610, 648, 720, 732, 810, 915, 972, 976, 1080, 1098, 1215, 1220, 1296, 1464, 1620, 1647, 1830, 1944, 2160, 2196, 2430, 2440, 2745, 2928, 3240, 3294, 3660, 3888, 4392, 4860, 4880, 4941, 5490, 6480, 6588, 7320, 8235, 8784, 9720, 9882, 10980, 13176, 14640, 14823, 16007, 16470, 19440, 19764, 21960, 24705, 26352, 29646, 32014, 32940, 39528, 43920, 48021, 49410, 59292, 64028, 65880, 74115, 79056, 80035, 96042, 98820, 118584, 128056, 131760, 144063, 148230, 160070, 192084, 197640, 237168, 240105, 256112, 288126, 296460, 320140, 384168, 395280, 432189, 480210, 576252, 592920, 640280, 720315, 768336, 864378, 960420, 976427, 1152504, 1185840, 1280560, 1296567, 1440630, 1728756, 1920840, 1952854, 2160945, 2305008, 2593134, 2881260, 2929281, 3457512, 3841680, 3889701, 3905708, 4321890, 4882135, 5186268, 5762520, 5858562, 6482835, 6915024, 7779402, 7811416, 8643780, 8787843, 9764270, 10372536, 11525040, 11717124, 12965670, 14646405, 15558804, 15622832, 17287560, 17575686, 19448505, 19528540, 20745072, 23434248, 25931340, 26363529, 29292810, 31117608, 34575120, 35151372, 38897010, 39057080, 43939215, 46868496, 51862680, 52727058, 58585620, 62235216, 70302744, 77794020, 78114160, 79090587, 87878430, 103725360, 105454116, 117171240, 131817645, 140605488, 155588040, 158181174, 175756860, 210908232, 234342480, 237271761, 263635290, 311176080, 316362348, 351513720, 395452935, 421816464, 474543522, 527270580, 632724696, 703027440, 790905870, 949087044, 1054541160, 1186358805, 1265449392, 1581811740, 1898174088, 2109082320, 2372717610, 3163623480, 3796348176, 4745435220, 6327246960, 9490870440, 18981740880]

約数ペア:

[(1, 18981740880), (2, 9490870440), (3, 6327246960), (4, 4745435220), (5, 3796348176), (6, 3163623480), (8, 2372717610), (9, 2109082320), (10, 1898174088), (12, 1581811740), (15, 1265449392), (16, 1186358805), (18, 1054541160), (20, 949087044), (24, 790905870), (27, 703027440), (30, 632724696), (36, 527270580), (40, 474543522), (45, 421816464), (48, 395452935), (54, 351513720), (60, 316362348), (61, 311176080), (72, 263635290), (80, 237271761), (81, 234342480), (90, 210908232), (108, 175756860), (120, 158181174), (122, 155588040), (135, 140605488), (144, 131817645), (162, 117171240), (180, 105454116), (183, 103725360), (216, 87878430), (240, 79090587), (243, 78114160), (244, 77794020), (270, 70302744), (305, 62235216), (324, 58585620), (360, 52727058), (366, 51862680), (405, 46868496), (432, 43939215), (486, 39057080), (488, 38897010), (540, 35151372), (549, 34575120), (610, 31117608), (648, 29292810), (720, 26363529), (732, 25931340), (810, 23434248), (915, 20745072), (972, 19528540), (976, 19448505), (1080, 17575686), (1098, 17287560), (1215, 15622832), (1220, 15558804), (1296, 14646405), (1464, 12965670), (1620, 11717124), (1647, 11525040), (1830, 10372536), (1944, 9764270), (2160, 8787843), (2196, 8643780), (2430, 7811416), (2440, 7779402), (2745, 6915024), (2928, 6482835), (3240, 5858562), (3294, 5762520), (3660, 5186268), (3888, 4882135), (4392, 4321890), (4860, 3905708), (4880, 3889701), (4941, 3841680), (5490, 3457512), (6480, 2929281), (6588, 2881260), (7320, 2593134), (8235, 2305008), (8784, 2160945), (9720, 1952854), (9882, 1920840), (10980, 1728756), (13176, 1440630), (14640, 1296567), (14823, 1280560), (16007, 1185840), (16470, 1152504), (19440, 976427), (19764, 960420), (21960, 864378), (24705, 768336), (26352, 720315), (29646, 640280), (32014, 592920), (32940, 576252), (39528, 480210), (43920, 432189), (48021, 395280), (49410, 384168), (59292, 320140), (64028, 296460), (65880, 288126), (74115, 256112), (79056, 240105), (80035, 237168), (96042, 197640), (98820, 192084), (118584, 160070), (128056, 148230), (131760, 144063)]