258564960

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:379

約数の個数: 240

約数和(自身を含む): 928664352

約数和(自身を除く): 670099392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 71, 72, 80, 81, 90, 96, 108, 120, 135, 142, 144, 160, 162, 180, 213, 216, 240, 270, 281, 284, 288, 324, 355, 360, 405, 426, 432, 480, 540, 562, 568, 639, 648, 710, 720, 810, 843, 852, 864, 1065, 1080, 1124, 1136, 1278, 1296, 1405, 1420, 1440, 1620, 1686, 1704, 1917, 2130, 2160, 2248, 2272, 2529, 2556, 2592, 2810, 2840, 3195, 3240, 3372, 3408, 3834, 4215, 4260, 4320, 4496, 5058, 5112, 5620, 5680, 5751, 6390, 6480, 6744, 6816, 7587, 7668, 8430, 8520, 8992, 9585, 10116, 10224, 11240, 11360, 11502, 12645, 12780, 12960, 13488, 15174, 15336, 16860, 17040, 19170, 19951, 20232, 20448, 22480, 22761, 23004, 25290, 25560, 26976, 28755, 30348, 30672, 33720, 34080, 37935, 38340, 39902, 40464, 44960, 45522, 46008, 50580, 51120, 57510, 59853, 60696, 61344, 67440, 75870, 76680, 79804, 80928, 91044, 92016, 99755, 101160, 102240, 113805, 115020, 119706, 121392, 134880, 151740, 153360, 159608, 179559, 182088, 184032, 199510, 202320, 227610, 230040, 239412, 242784, 299265, 303480, 306720, 319216, 359118, 364176, 399020, 404640, 455220, 460080, 478824, 538677, 598530, 606960, 638432, 718236, 728352, 798040, 897795, 910440, 920160, 957648, 1077354, 1197060, 1213920, 1436472, 1596080, 1616031, 1795590, 1820880, 1915296, 2154708, 2394120, 2693385, 2872944, 3192160, 3232062, 3591180, 3641760, 4309416, 4788240, 5386770, 5745888, 6464124, 7182360, 8080155, 8618832, 9576480, 10773540, 12928248, 14364720, 16160310, 17237664, 21547080, 25856496, 28729440, 32320620, 43094160, 51712992, 64641240, 86188320, 129282480, 258564960]

約数ペア:

[(1, 258564960), (2, 129282480), (3, 86188320), (4, 64641240), (5, 51712992), (6, 43094160), (8, 32320620), (9, 28729440), (10, 25856496), (12, 21547080), (15, 17237664), (16, 16160310), (18, 14364720), (20, 12928248), (24, 10773540), (27, 9576480), (30, 8618832), (32, 8080155), (36, 7182360), (40, 6464124), (45, 5745888), (48, 5386770), (54, 4788240), (60, 4309416), (71, 3641760), (72, 3591180), (80, 3232062), (81, 3192160), (90, 2872944), (96, 2693385), (108, 2394120), (120, 2154708), (135, 1915296), (142, 1820880), (144, 1795590), (160, 1616031), (162, 1596080), (180, 1436472), (213, 1213920), (216, 1197060), (240, 1077354), (270, 957648), (281, 920160), (284, 910440), (288, 897795), (324, 798040), (355, 728352), (360, 718236), (405, 638432), (426, 606960), (432, 598530), (480, 538677), (540, 478824), (562, 460080), (568, 455220), (639, 404640), (648, 399020), (710, 364176), (720, 359118), (810, 319216), (843, 306720), (852, 303480), (864, 299265), (1065, 242784), (1080, 239412), (1124, 230040), (1136, 227610), (1278, 202320), (1296, 199510), (1405, 184032), (1420, 182088), (1440, 179559), (1620, 159608), (1686, 153360), (1704, 151740), (1917, 134880), (2130, 121392), (2160, 119706), (2248, 115020), (2272, 113805), (2529, 102240), (2556, 101160), (2592, 99755), (2810, 92016), (2840, 91044), (3195, 80928), (3240, 79804), (3372, 76680), (3408, 75870), (3834, 67440), (4215, 61344), (4260, 60696), (4320, 59853), (4496, 57510), (5058, 51120), (5112, 50580), (5620, 46008), (5680, 45522), (5751, 44960), (6390, 40464), (6480, 39902), (6744, 38340), (6816, 37935), (7587, 34080), (7668, 33720), (8430, 30672), (8520, 30348), (8992, 28755), (9585, 26976), (10116, 25560), (10224, 25290), (11240, 23004), (11360, 22761), (11502, 22480), (12645, 20448), (12780, 20232), (12960, 19951), (13488, 19170), (15174, 17040), (15336, 16860)]