1400181440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1$

素因数の和:407

約数の個数: 224

約数和(自身を含む): 4055546880

約数和(自身を除く): 2655365440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 167, 190, 197, 224, 266, 280, 304, 320, 334, 380, 394, 448, 532, 560, 608, 665, 668, 760, 788, 835, 985, 1064, 1120, 1169, 1216, 1330, 1336, 1379, 1520, 1576, 1670, 1970, 2128, 2240, 2338, 2660, 2672, 2758, 3040, 3152, 3173, 3340, 3743, 3940, 4256, 4676, 5320, 5344, 5516, 5845, 6080, 6304, 6346, 6680, 6895, 7486, 7880, 8512, 9352, 10640, 10688, 11032, 11690, 12608, 12692, 13360, 13790, 14972, 15760, 15865, 18704, 18715, 21280, 22064, 22211, 23380, 25384, 26201, 26720, 27580, 29944, 31520, 31730, 32899, 37408, 37430, 42560, 44128, 44422, 46760, 50768, 52402, 53440, 55160, 59888, 63040, 63460, 65798, 74816, 74860, 88256, 88844, 93520, 101536, 104804, 110320, 111055, 119776, 126920, 131005, 131596, 149720, 164495, 177688, 187040, 203072, 209608, 220640, 222110, 230293, 239552, 253840, 262010, 263192, 299440, 328990, 355376, 374080, 419216, 441280, 444220, 460586, 507680, 524020, 526384, 598880, 625081, 657980, 710752, 838432, 888440, 921172, 1015360, 1048040, 1052768, 1151465, 1197760, 1250162, 1315960, 1421504, 1676864, 1776880, 1842344, 2096080, 2105536, 2302930, 2500324, 2631920, 3125405, 3553760, 3684688, 4192160, 4375567, 4605860, 5000648, 5263840, 6250810, 7107520, 7369376, 8384320, 8751134, 9211720, 10001296, 10527680, 12501620, 14738752, 17502268, 18423440, 20002592, 21877835, 25003240, 35004536, 36846880, 40005184, 43755670, 50006480, 70009072, 73693760, 87511340, 100012960, 140018144, 175022680, 200025920, 280036288, 350045360, 700090720, 1400181440]

約数ペア:

[(1, 1400181440), (2, 700090720), (4, 350045360), (5, 280036288), (7, 200025920), (8, 175022680), (10, 140018144), (14, 100012960), (16, 87511340), (19, 73693760), (20, 70009072), (28, 50006480), (32, 43755670), (35, 40005184), (38, 36846880), (40, 35004536), (56, 25003240), (64, 21877835), (70, 20002592), (76, 18423440), (80, 17502268), (95, 14738752), (112, 12501620), (133, 10527680), (140, 10001296), (152, 9211720), (160, 8751134), (167, 8384320), (190, 7369376), (197, 7107520), (224, 6250810), (266, 5263840), (280, 5000648), (304, 4605860), (320, 4375567), (334, 4192160), (380, 3684688), (394, 3553760), (448, 3125405), (532, 2631920), (560, 2500324), (608, 2302930), (665, 2105536), (668, 2096080), (760, 1842344), (788, 1776880), (835, 1676864), (985, 1421504), (1064, 1315960), (1120, 1250162), (1169, 1197760), (1216, 1151465), (1330, 1052768), (1336, 1048040), (1379, 1015360), (1520, 921172), (1576, 888440), (1670, 838432), (1970, 710752), (2128, 657980), (2240, 625081), (2338, 598880), (2660, 526384), (2672, 524020), (2758, 507680), (3040, 460586), (3152, 444220), (3173, 441280), (3340, 419216), (3743, 374080), (3940, 355376), (4256, 328990), (4676, 299440), (5320, 263192), (5344, 262010), (5516, 253840), (5845, 239552), (6080, 230293), (6304, 222110), (6346, 220640), (6680, 209608), (6895, 203072), (7486, 187040), (7880, 177688), (8512, 164495), (9352, 149720), (10640, 131596), (10688, 131005), (11032, 126920), (11690, 119776), (12608, 111055), (12692, 110320), (13360, 104804), (13790, 101536), (14972, 93520), (15760, 88844), (15865, 88256), (18704, 74860), (18715, 74816), (21280, 65798), (22064, 63460), (22211, 63040), (23380, 59888), (25384, 55160), (26201, 53440), (26720, 52402), (27580, 50768), (29944, 46760), (31520, 44422), (31730, 44128), (32899, 42560), (37408, 37430)]