1990408140

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1427}}^1$

素因数の和:1499

約数の個数: 288

約数和(自身を含む): 7335304704

約数和(自身を除く): 5344896564

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 41, 42, 45, 54, 60, 63, 70, 81, 82, 84, 90, 105, 108, 123, 126, 135, 140, 162, 164, 180, 189, 205, 210, 243, 246, 252, 270, 287, 315, 324, 369, 378, 405, 410, 420, 486, 492, 540, 567, 574, 615, 630, 738, 756, 810, 820, 861, 945, 972, 1107, 1134, 1148, 1215, 1230, 1260, 1427, 1435, 1476, 1620, 1701, 1722, 1845, 1890, 2214, 2268, 2430, 2460, 2583, 2835, 2854, 2870, 3321, 3402, 3444, 3690, 3780, 4281, 4305, 4428, 4860, 5166, 5535, 5670, 5708, 5740, 6642, 6804, 7135, 7380, 7749, 8505, 8562, 8610, 9963, 9989, 10332, 11070, 11340, 12843, 12915, 13284, 14270, 15498, 16605, 17010, 17124, 17220, 19926, 19978, 21405, 22140, 23247, 25686, 25830, 28540, 29967, 30996, 33210, 34020, 38529, 38745, 39852, 39956, 42810, 46494, 49815, 49945, 51372, 51660, 58507, 59934, 64215, 66420, 69741, 77058, 77490, 85620, 89901, 92988, 99630, 99890, 115587, 116235, 117014, 119868, 128430, 139482, 149835, 154116, 154980, 175521, 179802, 192645, 199260, 199780, 231174, 232470, 234028, 256860, 269703, 278964, 292535, 299670, 346761, 348705, 351042, 359604, 385290, 409549, 449505, 462348, 464940, 526563, 539406, 577935, 585070, 599340, 693522, 697410, 702084, 770580, 809109, 819098, 877605, 899010, 1053126, 1078812, 1155870, 1170140, 1228647, 1348515, 1387044, 1394820, 1579689, 1618218, 1638196, 1733805, 1755210, 1798020, 2047745, 2106252, 2311740, 2427327, 2457294, 2632815, 2697030, 3159378, 3236436, 3467610, 3510420, 3685941, 4045545, 4095490, 4739067, 4854654, 4914588, 5265630, 5394060, 6143235, 6318756, 6935220, 7371882, 7898445, 8091090, 8190980, 9478134, 9709308, 10531260, 11057823, 12136635, 12286470, 14217201, 14743764, 15796890, 16182180, 18429705, 18956268, 22115646, 23695335, 24273270, 24572940, 28434402, 31593780, 33173469, 36859410, 44231292, 47390670, 48546540, 55289115, 56868804, 66346938, 71086005, 73718820, 94781340, 99520407, 110578230, 132693876, 142172010, 165867345, 199040814, 221156460, 284344020, 331734690, 398081628, 497602035, 663469380, 995204070, 1990408140]

約数ペア:

[(1, 1990408140), (2, 995204070), (3, 663469380), (4, 497602035), (5, 398081628), (6, 331734690), (7, 284344020), (9, 221156460), (10, 199040814), (12, 165867345), (14, 142172010), (15, 132693876), (18, 110578230), (20, 99520407), (21, 94781340), (27, 73718820), (28, 71086005), (30, 66346938), (35, 56868804), (36, 55289115), (41, 48546540), (42, 47390670), (45, 44231292), (54, 36859410), (60, 33173469), (63, 31593780), (70, 28434402), (81, 24572940), (82, 24273270), (84, 23695335), (90, 22115646), (105, 18956268), (108, 18429705), (123, 16182180), (126, 15796890), (135, 14743764), (140, 14217201), (162, 12286470), (164, 12136635), (180, 11057823), (189, 10531260), (205, 9709308), (210, 9478134), (243, 8190980), (246, 8091090), (252, 7898445), (270, 7371882), (287, 6935220), (315, 6318756), (324, 6143235), (369, 5394060), (378, 5265630), (405, 4914588), (410, 4854654), (420, 4739067), (486, 4095490), (492, 4045545), (540, 3685941), (567, 3510420), (574, 3467610), (615, 3236436), (630, 3159378), (738, 2697030), (756, 2632815), (810, 2457294), (820, 2427327), (861, 2311740), (945, 2106252), (972, 2047745), (1107, 1798020), (1134, 1755210), (1148, 1733805), (1215, 1638196), (1230, 1618218), (1260, 1579689), (1427, 1394820), (1435, 1387044), (1476, 1348515), (1620, 1228647), (1701, 1170140), (1722, 1155870), (1845, 1078812), (1890, 1053126), (2214, 899010), (2268, 877605), (2430, 819098), (2460, 809109), (2583, 770580), (2835, 702084), (2854, 697410), (2870, 693522), (3321, 599340), (3402, 585070), (3444, 577935), (3690, 539406), (3780, 526563), (4281, 464940), (4305, 462348), (4428, 449505), (4860, 409549), (5166, 385290), (5535, 359604), (5670, 351042), (5708, 348705), (5740, 346761), (6642, 299670), (6804, 292535), (7135, 278964), (7380, 269703), (7749, 256860), (8505, 234028), (8562, 232470), (8610, 231174), (9963, 199780), (9989, 199260), (10332, 192645), (11070, 179802), (11340, 175521), (12843, 154980), (12915, 154116), (13284, 149835), (14270, 139482), (15498, 128430), (16605, 119868), (17010, 117014), (17124, 116235), (17220, 115587), (19926, 99890), (19978, 99630), (21405, 92988), (22140, 89901), (23247, 85620), (25686, 77490), (25830, 77058), (28540, 69741), (29967, 66420), (30996, 64215), (33210, 59934), (34020, 58507), (38529, 51660), (38745, 51372), (39852, 49945), (39956, 49815), (42810, 46494)]