20331660720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{587}}^1$

素因数の和:1052

約数の個数: 320

約数和(自身を含む): 73705282560

約数和(自身を除く): 53373621840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 53, 56, 60, 70, 80, 84, 105, 106, 112, 120, 140, 159, 168, 210, 212, 240, 265, 280, 318, 336, 371, 389, 420, 424, 530, 560, 587, 636, 742, 778, 795, 840, 848, 1060, 1113, 1167, 1174, 1272, 1484, 1556, 1590, 1680, 1761, 1855, 1945, 2120, 2226, 2334, 2348, 2544, 2723, 2935, 2968, 3112, 3180, 3522, 3710, 3890, 4109, 4240, 4452, 4668, 4696, 5446, 5565, 5835, 5870, 5936, 6224, 6360, 7044, 7420, 7780, 8169, 8218, 8805, 8904, 9336, 9392, 10892, 11130, 11670, 11740, 12327, 12720, 13615, 14088, 14840, 15560, 16338, 16436, 17610, 17808, 18672, 20545, 20617, 21784, 22260, 23340, 23480, 24654, 27230, 28176, 29680, 31111, 31120, 32676, 32872, 35220, 40845, 41090, 41234, 43568, 44520, 46680, 46960, 49308, 54460, 61635, 61851, 62222, 65352, 65744, 70440, 81690, 82180, 82468, 89040, 93333, 93360, 98616, 103085, 108920, 123270, 123702, 124444, 130704, 140880, 144319, 155555, 163380, 164360, 164936, 186666, 197232, 206170, 217777, 217840, 228343, 246540, 247404, 248888, 288638, 309255, 311110, 326760, 328720, 329872, 373332, 412340, 432957, 435554, 456686, 466665, 493080, 494808, 497776, 577276, 618510, 622220, 653331, 653520, 685029, 721595, 746664, 824680, 865914, 871108, 913372, 933330, 986160, 989616, 1088885, 1141715, 1154552, 1237020, 1244440, 1306662, 1370058, 1443190, 1493328, 1598401, 1649360, 1731828, 1742216, 1826744, 1866660, 2164785, 2177770, 2283430, 2309104, 2474040, 2488880, 2613324, 2740116, 2886380, 3196802, 3266655, 3425145, 3463656, 3484432, 3653488, 3733320, 4329570, 4355540, 4566860, 4795203, 4948080, 5226648, 5480232, 5772760, 6393604, 6533310, 6850290, 6927312, 7466640, 7992005, 8659140, 8711080, 9133720, 9590406, 10453296, 10960464, 11545520, 12102179, 12787208, 13066620, 13700580, 15984010, 17318280, 17422160, 18267440, 19180812, 23976015, 24204358, 25574416, 26133240, 27401160, 31968020, 34636560, 36306537, 38361624, 47952030, 48408716, 52266480, 54802320, 60510895, 63936040, 72613074, 76723248, 84715253, 95904060, 96817432, 121021790, 127872080, 145226148, 169430506, 181532685, 191808120, 193634864, 242043580, 254145759, 290452296, 338861012, 363065370, 383616240, 423576265, 484087160, 508291518, 580904592, 677722024, 726130740, 847152530, 968174320, 1016583036, 1270728795, 1355444048, 1452261480, 1694305060, 2033166072, 2541457590, 2904522960, 3388610120, 4066332144, 5082915180, 6777220240, 10165830360, 20331660720]

約数ペア:

[(1, 20331660720), (2, 10165830360), (3, 6777220240), (4, 5082915180), (5, 4066332144), (6, 3388610120), (7, 2904522960), (8, 2541457590), (10, 2033166072), (12, 1694305060), (14, 1452261480), (15, 1355444048), (16, 1270728795), (20, 1016583036), (21, 968174320), (24, 847152530), (28, 726130740), (30, 677722024), (35, 580904592), (40, 508291518), (42, 484087160), (48, 423576265), (53, 383616240), (56, 363065370), (60, 338861012), (70, 290452296), (80, 254145759), (84, 242043580), (105, 193634864), (106, 191808120), (112, 181532685), (120, 169430506), (140, 145226148), (159, 127872080), (168, 121021790), (210, 96817432), (212, 95904060), (240, 84715253), (265, 76723248), (280, 72613074), (318, 63936040), (336, 60510895), (371, 54802320), (389, 52266480), (420, 48408716), (424, 47952030), (530, 38361624), (560, 36306537), (587, 34636560), (636, 31968020), (742, 27401160), (778, 26133240), (795, 25574416), (840, 24204358), (848, 23976015), (1060, 19180812), (1113, 18267440), (1167, 17422160), (1174, 17318280), (1272, 15984010), (1484, 13700580), (1556, 13066620), (1590, 12787208), (1680, 12102179), (1761, 11545520), (1855, 10960464), (1945, 10453296), (2120, 9590406), (2226, 9133720), (2334, 8711080), (2348, 8659140), (2544, 7992005), (2723, 7466640), (2935, 6927312), (2968, 6850290), (3112, 6533310), (3180, 6393604), (3522, 5772760), (3710, 5480232), (3890, 5226648), (4109, 4948080), (4240, 4795203), (4452, 4566860), (4668, 4355540), (4696, 4329570), (5446, 3733320), (5565, 3653488), (5835, 3484432), (5870, 3463656), (5936, 3425145), (6224, 3266655), (6360, 3196802), (7044, 2886380), (7420, 2740116), (7780, 2613324), (8169, 2488880), (8218, 2474040), (8805, 2309104), (8904, 2283430), (9336, 2177770), (9392, 2164785), (10892, 1866660), (11130, 1826744), (11670, 1742216), (11740, 1731828), (12327, 1649360), (12720, 1598401), (13615, 1493328), (14088, 1443190), (14840, 1370058), (15560, 1306662), (16338, 1244440), (16436, 1237020), (17610, 1154552), (17808, 1141715), (18672, 1088885), (20545, 989616), (20617, 986160), (21784, 933330), (22260, 913372), (23340, 871108), (23480, 865914), (24654, 824680), (27230, 746664), (28176, 721595), (29680, 685029), (31111, 653520), (31120, 653331), (32676, 622220), (32872, 618510), (35220, 577276), (40845, 497776), (41090, 494808), (41234, 493080), (43568, 466665), (44520, 456686), (46680, 435554), (46960, 432957), (49308, 412340), (54460, 373332), (61635, 329872), (61851, 328720), (62222, 326760), (65352, 311110), (65744, 309255), (70440, 288638), (81690, 248888), (82180, 247404), (82468, 246540), (89040, 228343), (93333, 217840), (93360, 217777), (98616, 206170), (103085, 197232), (108920, 186666), (123270, 164936), (123702, 164360), (124444, 163380), (130704, 155555), (140880, 144319)]