1919129760

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{373}}^1\times {\mathrm{397}}^1$

素因数の和:797

約数の個数: 240

約数和(自身を含む): 6808192776

約数和(自身を除く): 4889063016

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 373, 397, 405, 432, 480, 540, 648, 720, 746, 794, 810, 864, 1080, 1119, 1191, 1296, 1440, 1492, 1588, 1620, 1865, 1985, 2160, 2238, 2382, 2592, 2984, 3176, 3240, 3357, 3573, 3730, 3970, 4320, 4476, 4764, 5595, 5955, 5968, 6352, 6480, 6714, 7146, 7460, 7940, 8952, 9528, 10071, 10719, 11190, 11910, 11936, 12704, 12960, 13428, 14292, 14920, 15880, 16785, 17865, 17904, 19056, 20142, 21438, 22380, 23820, 26856, 28584, 29840, 30213, 31760, 32157, 33570, 35730, 35808, 38112, 40284, 42876, 44760, 47640, 50355, 53595, 53712, 57168, 59680, 60426, 63520, 64314, 67140, 71460, 80568, 85752, 89520, 95280, 100710, 107190, 107424, 114336, 120852, 128628, 134280, 142920, 148081, 151065, 160785, 161136, 171504, 179040, 190560, 201420, 214380, 241704, 257256, 268560, 285840, 296162, 302130, 321570, 322272, 343008, 402840, 428760, 444243, 483408, 514512, 537120, 571680, 592324, 604260, 643140, 740405, 805680, 857520, 888486, 966816, 1029024, 1184648, 1208520, 1286280, 1332729, 1480810, 1611360, 1715040, 1776972, 2221215, 2369296, 2417040, 2572560, 2665458, 2961620, 3553944, 3998187, 4442430, 4738592, 4834080, 5145120, 5330916, 5923240, 6663645, 7107888, 7996374, 8884860, 10661832, 11846480, 11994561, 13327290, 14215776, 15992748, 17769720, 19990935, 21323664, 23692960, 23989122, 26654580, 31985496, 35539440, 39981870, 42647328, 47978244, 53309160, 59972805, 63970992, 71078880, 79963740, 95956488, 106618320, 119945610, 127941984, 159927480, 191912976, 213236640, 239891220, 319854960, 383825952, 479782440, 639709920, 959564880, 1919129760]

約数ペア:

[(1, 1919129760), (2, 959564880), (3, 639709920), (4, 479782440), (5, 383825952), (6, 319854960), (8, 239891220), (9, 213236640), (10, 191912976), (12, 159927480), (15, 127941984), (16, 119945610), (18, 106618320), (20, 95956488), (24, 79963740), (27, 71078880), (30, 63970992), (32, 59972805), (36, 53309160), (40, 47978244), (45, 42647328), (48, 39981870), (54, 35539440), (60, 31985496), (72, 26654580), (80, 23989122), (81, 23692960), (90, 21323664), (96, 19990935), (108, 17769720), (120, 15992748), (135, 14215776), (144, 13327290), (160, 11994561), (162, 11846480), (180, 10661832), (216, 8884860), (240, 7996374), (270, 7107888), (288, 6663645), (324, 5923240), (360, 5330916), (373, 5145120), (397, 4834080), (405, 4738592), (432, 4442430), (480, 3998187), (540, 3553944), (648, 2961620), (720, 2665458), (746, 2572560), (794, 2417040), (810, 2369296), (864, 2221215), (1080, 1776972), (1119, 1715040), (1191, 1611360), (1296, 1480810), (1440, 1332729), (1492, 1286280), (1588, 1208520), (1620, 1184648), (1865, 1029024), (1985, 966816), (2160, 888486), (2238, 857520), (2382, 805680), (2592, 740405), (2984, 643140), (3176, 604260), (3240, 592324), (3357, 571680), (3573, 537120), (3730, 514512), (3970, 483408), (4320, 444243), (4476, 428760), (4764, 402840), (5595, 343008), (5955, 322272), (5968, 321570), (6352, 302130), (6480, 296162), (6714, 285840), (7146, 268560), (7460, 257256), (7940, 241704), (8952, 214380), (9528, 201420), (10071, 190560), (10719, 179040), (11190, 171504), (11910, 161136), (11936, 160785), (12704, 151065), (12960, 148081), (13428, 142920), (14292, 134280), (14920, 128628), (15880, 120852), (16785, 114336), (17865, 107424), (17904, 107190), (19056, 100710), (20142, 95280), (21438, 89520), (22380, 85752), (23820, 80568), (26856, 71460), (28584, 67140), (29840, 64314), (30213, 63520), (31760, 60426), (32157, 59680), (33570, 57168), (35730, 53712), (35808, 53595), (38112, 50355), (40284, 47640), (42876, 44760)]