72918720

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{3617}}^1$

素因数の和:3647

約数の個数: 168

約数和(自身を含む): 286719264

約数和(自身を除く): 213800544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 3617, 4032, 5040, 6720, 7234, 10080, 10851, 14468, 18085, 20160, 21702, 25319, 28936, 32553, 36170, 43404, 50638, 54255, 57872, 65106, 72340, 75957, 86808, 101276, 108510, 115744, 126595, 130212, 144680, 151914, 162765, 173616, 202552, 217020, 227871, 231488, 253190, 260424, 289360, 303828, 325530, 347232, 379785, 405104, 434040, 455742, 506380, 520848, 578720, 607656, 651060, 694464, 759570, 810208, 868080, 911484, 1012760, 1041696, 1139355, 1157440, 1215312, 1302120, 1519140, 1620416, 1736160, 1822968, 2025520, 2083392, 2278710, 2430624, 2604240, 3038280, 3472320, 3645936, 4051040, 4557420, 4861248, 5208480, 6076560, 7291872, 8102080, 9114840, 10416960, 12153120, 14583744, 18229680, 24306240, 36459360, 72918720]

約数ペア:

[(1, 72918720), (2, 36459360), (3, 24306240), (4, 18229680), (5, 14583744), (6, 12153120), (7, 10416960), (8, 9114840), (9, 8102080), (10, 7291872), (12, 6076560), (14, 5208480), (15, 4861248), (16, 4557420), (18, 4051040), (20, 3645936), (21, 3472320), (24, 3038280), (28, 2604240), (30, 2430624), (32, 2278710), (35, 2083392), (36, 2025520), (40, 1822968), (42, 1736160), (45, 1620416), (48, 1519140), (56, 1302120), (60, 1215312), (63, 1157440), (64, 1139355), (70, 1041696), (72, 1012760), (80, 911484), (84, 868080), (90, 810208), (96, 759570), (105, 694464), (112, 651060), (120, 607656), (126, 578720), (140, 520848), (144, 506380), (160, 455742), (168, 434040), (180, 405104), (192, 379785), (210, 347232), (224, 325530), (240, 303828), (252, 289360), (280, 260424), (288, 253190), (315, 231488), (320, 227871), (336, 217020), (360, 202552), (420, 173616), (448, 162765), (480, 151914), (504, 144680), (560, 130212), (576, 126595), (630, 115744), (672, 108510), (720, 101276), (840, 86808), (960, 75957), (1008, 72340), (1120, 65106), (1260, 57872), (1344, 54255), (1440, 50638), (1680, 43404), (2016, 36170), (2240, 32553), (2520, 28936), (2880, 25319), (3360, 21702), (3617, 20160), (4032, 18085), (5040, 14468), (6720, 10851), (7234, 10080)]