72407520

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:215

約数の個数: 240

約数和(自身を含む): 264182688

約数和(自身を除く): 191775168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 81, 90, 96, 108, 111, 120, 135, 144, 148, 151, 160, 162, 180, 185, 216, 222, 240, 270, 288, 296, 302, 324, 333, 360, 370, 405, 432, 444, 453, 480, 540, 555, 592, 604, 648, 666, 720, 740, 755, 810, 864, 888, 906, 999, 1080, 1110, 1184, 1208, 1296, 1332, 1359, 1440, 1480, 1510, 1620, 1665, 1776, 1812, 1998, 2160, 2220, 2265, 2416, 2592, 2664, 2718, 2960, 2997, 3020, 3240, 3330, 3552, 3624, 3996, 4077, 4320, 4440, 4530, 4832, 4995, 5328, 5436, 5587, 5920, 5994, 6040, 6480, 6660, 6795, 7248, 7992, 8154, 8880, 9060, 9990, 10656, 10872, 11174, 11988, 12080, 12231, 12960, 13320, 13590, 14496, 14985, 15984, 16308, 16761, 17760, 18120, 19980, 20385, 21744, 22348, 23976, 24160, 24462, 26640, 27180, 27935, 29970, 31968, 32616, 33522, 36240, 39960, 40770, 43488, 44696, 47952, 48924, 50283, 53280, 54360, 55870, 59940, 61155, 65232, 67044, 72480, 79920, 81540, 83805, 89392, 95904, 97848, 100566, 108720, 111740, 119880, 122310, 130464, 134088, 150849, 159840, 163080, 167610, 178784, 195696, 201132, 217440, 223480, 239760, 244620, 251415, 268176, 301698, 326160, 335220, 391392, 402264, 446960, 452547, 479520, 489240, 502830, 536352, 603396, 652320, 670440, 754245, 804528, 893920, 905094, 978480, 1005660, 1206792, 1340880, 1508490, 1609056, 1810188, 1956960, 2011320, 2262735, 2413584, 2681760, 3016980, 3620376, 4022640, 4525470, 4827168, 6033960, 7240752, 8045280, 9050940, 12067920, 14481504, 18101880, 24135840, 36203760, 72407520]

約数ペア:

[(1, 72407520), (2, 36203760), (3, 24135840), (4, 18101880), (5, 14481504), (6, 12067920), (8, 9050940), (9, 8045280), (10, 7240752), (12, 6033960), (15, 4827168), (16, 4525470), (18, 4022640), (20, 3620376), (24, 3016980), (27, 2681760), (30, 2413584), (32, 2262735), (36, 2011320), (37, 1956960), (40, 1810188), (45, 1609056), (48, 1508490), (54, 1340880), (60, 1206792), (72, 1005660), (74, 978480), (80, 905094), (81, 893920), (90, 804528), (96, 754245), (108, 670440), (111, 652320), (120, 603396), (135, 536352), (144, 502830), (148, 489240), (151, 479520), (160, 452547), (162, 446960), (180, 402264), (185, 391392), (216, 335220), (222, 326160), (240, 301698), (270, 268176), (288, 251415), (296, 244620), (302, 239760), (324, 223480), (333, 217440), (360, 201132), (370, 195696), (405, 178784), (432, 167610), (444, 163080), (453, 159840), (480, 150849), (540, 134088), (555, 130464), (592, 122310), (604, 119880), (648, 111740), (666, 108720), (720, 100566), (740, 97848), (755, 95904), (810, 89392), (864, 83805), (888, 81540), (906, 79920), (999, 72480), (1080, 67044), (1110, 65232), (1184, 61155), (1208, 59940), (1296, 55870), (1332, 54360), (1359, 53280), (1440, 50283), (1480, 48924), (1510, 47952), (1620, 44696), (1665, 43488), (1776, 40770), (1812, 39960), (1998, 36240), (2160, 33522), (2220, 32616), (2265, 31968), (2416, 29970), (2592, 27935), (2664, 27180), (2718, 26640), (2960, 24462), (2997, 24160), (3020, 23976), (3240, 22348), (3330, 21744), (3552, 20385), (3624, 19980), (3996, 18120), (4077, 17760), (4320, 16761), (4440, 16308), (4530, 15984), (4832, 14985), (4995, 14496), (5328, 13590), (5436, 13320), (5587, 12960), (5920, 12231), (5994, 12080), (6040, 11988), (6480, 11174), (6660, 10872), (6795, 10656), (7248, 9990), (7992, 9060), (8154, 8880)]