7272720

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:79

約数の個数: 320

約数和(自身を含む): 31664640

約数和(自身を除く): 24391920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 37, 39, 40, 42, 45, 48, 52, 54, 56, 60, 63, 65, 70, 72, 74, 78, 80, 84, 90, 91, 104, 105, 108, 111, 112, 117, 120, 126, 130, 135, 140, 144, 148, 156, 168, 180, 182, 185, 189, 195, 208, 210, 216, 222, 234, 240, 252, 259, 260, 270, 273, 280, 296, 312, 315, 333, 336, 351, 360, 364, 370, 378, 390, 420, 432, 444, 455, 468, 481, 504, 518, 520, 540, 546, 555, 560, 585, 592, 624, 630, 666, 702, 720, 728, 740, 756, 777, 780, 819, 840, 888, 910, 936, 945, 962, 999, 1008, 1036, 1040, 1080, 1092, 1110, 1170, 1260, 1295, 1332, 1365, 1404, 1443, 1456, 1480, 1512, 1554, 1560, 1638, 1665, 1680, 1755, 1776, 1820, 1872, 1890, 1924, 1998, 2072, 2160, 2184, 2220, 2331, 2340, 2405, 2457, 2520, 2590, 2664, 2730, 2808, 2886, 2960, 3024, 3108, 3120, 3276, 3330, 3367, 3510, 3640, 3780, 3848, 3885, 3996, 4095, 4144, 4329, 4368, 4440, 4662, 4680, 4810, 4914, 4995, 5040, 5180, 5328, 5460, 5616, 5772, 6216, 6552, 6660, 6734, 6993, 7020, 7215, 7280, 7560, 7696, 7770, 7992, 8190, 8658, 8880, 9324, 9360, 9620, 9828, 9990, 10101, 10360, 10920, 11544, 11655, 12285, 12432, 12987, 13104, 13320, 13468, 13986, 14040, 14430, 15120, 15540, 15984, 16380, 16835, 17316, 18648, 19240, 19656, 19980, 20202, 20720, 21645, 21840, 23088, 23310, 24570, 25974, 26640, 26936, 27972, 28080, 28860, 30303, 31080, 32760, 33670, 34632, 34965, 37296, 38480, 39312, 39960, 40404, 43290, 46620, 49140, 50505, 51948, 53872, 55944, 57720, 60606, 62160, 64935, 65520, 67340, 69264, 69930, 79920, 80808, 86580, 90909, 93240, 98280, 101010, 103896, 111888, 115440, 121212, 129870, 134680, 139860, 151515, 161616, 173160, 181818, 186480, 196560, 202020, 207792, 242424, 259740, 269360, 279720, 303030, 346320, 363636, 404040, 454545, 484848, 519480, 559440, 606060, 727272, 808080, 909090, 1038960, 1212120, 1454544, 1818180, 2424240, 3636360, 7272720]

約数ペア:

[(1, 7272720), (2, 3636360), (3, 2424240), (4, 1818180), (5, 1454544), (6, 1212120), (7, 1038960), (8, 909090), (9, 808080), (10, 727272), (12, 606060), (13, 559440), (14, 519480), (15, 484848), (16, 454545), (18, 404040), (20, 363636), (21, 346320), (24, 303030), (26, 279720), (27, 269360), (28, 259740), (30, 242424), (35, 207792), (36, 202020), (37, 196560), (39, 186480), (40, 181818), (42, 173160), (45, 161616), (48, 151515), (52, 139860), (54, 134680), (56, 129870), (60, 121212), (63, 115440), (65, 111888), (70, 103896), (72, 101010), (74, 98280), (78, 93240), (80, 90909), (84, 86580), (90, 80808), (91, 79920), (104, 69930), (105, 69264), (108, 67340), (111, 65520), (112, 64935), (117, 62160), (120, 60606), (126, 57720), (130, 55944), (135, 53872), (140, 51948), (144, 50505), (148, 49140), (156, 46620), (168, 43290), (180, 40404), (182, 39960), (185, 39312), (189, 38480), (195, 37296), (208, 34965), (210, 34632), (216, 33670), (222, 32760), (234, 31080), (240, 30303), (252, 28860), (259, 28080), (260, 27972), (270, 26936), (273, 26640), (280, 25974), (296, 24570), (312, 23310), (315, 23088), (333, 21840), (336, 21645), (351, 20720), (360, 20202), (364, 19980), (370, 19656), (378, 19240), (390, 18648), (420, 17316), (432, 16835), (444, 16380), (455, 15984), (468, 15540), (481, 15120), (504, 14430), (518, 14040), (520, 13986), (540, 13468), (546, 13320), (555, 13104), (560, 12987), (585, 12432), (592, 12285), (624, 11655), (630, 11544), (666, 10920), (702, 10360), (720, 10101), (728, 9990), (740, 9828), (756, 9620), (777, 9360), (780, 9324), (819, 8880), (840, 8658), (888, 8190), (910, 7992), (936, 7770), (945, 7696), (962, 7560), (999, 7280), (1008, 7215), (1036, 7020), (1040, 6993), (1080, 6734), (1092, 6660), (1110, 6552), (1170, 6216), (1260, 5772), (1295, 5616), (1332, 5460), (1365, 5328), (1404, 5180), (1443, 5040), (1456, 4995), (1480, 4914), (1512, 4810), (1554, 4680), (1560, 4662), (1638, 4440), (1665, 4368), (1680, 4329), (1755, 4144), (1776, 4095), (1820, 3996), (1872, 3885), (1890, 3848), (1924, 3780), (1998, 3640), (2072, 3510), (2160, 3367), (2184, 3330), (2220, 3276), (2331, 3120), (2340, 3108), (2405, 3024), (2457, 2960), (2520, 2886), (2590, 2808), (2664, 2730)]