2020117680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2459}}^1$

素因数の和:2648

約数の個数: 240

約数和(自身を含む): 7804143360

約数和(自身を除く): 5784025680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 163, 168, 180, 210, 240, 252, 280, 315, 326, 336, 360, 420, 489, 504, 560, 630, 652, 720, 815, 840, 978, 1008, 1141, 1260, 1304, 1467, 1630, 1680, 1956, 2282, 2445, 2459, 2520, 2608, 2934, 3260, 3423, 3912, 4564, 4890, 4918, 5040, 5705, 5868, 6520, 6846, 7335, 7377, 7824, 9128, 9780, 9836, 10269, 11410, 11736, 12295, 13040, 13692, 14670, 14754, 17115, 17213, 18256, 19560, 19672, 20538, 22131, 22820, 23472, 24590, 27384, 29340, 29508, 34230, 34426, 36885, 39120, 39344, 41076, 44262, 45640, 49180, 51345, 51639, 54768, 58680, 59016, 68460, 68852, 73770, 82152, 86065, 88524, 91280, 98360, 102690, 103278, 110655, 117360, 118032, 136920, 137704, 147540, 154917, 164304, 172130, 177048, 196720, 205380, 206556, 221310, 258195, 273840, 275408, 295080, 309834, 344260, 354096, 400817, 410760, 413112, 442620, 516390, 590160, 619668, 688520, 774585, 801634, 821520, 826224, 885240, 1032780, 1202451, 1239336, 1377040, 1549170, 1603268, 1770480, 2004085, 2065560, 2404902, 2478672, 2805719, 3098340, 3206536, 3607353, 4008170, 4131120, 4809804, 5611438, 6012255, 6196680, 6413072, 7214706, 8016340, 8417157, 9619608, 11222876, 12024510, 12393360, 14028595, 14429412, 16032680, 16834314, 18036765, 19239216, 22445752, 24049020, 25251471, 28057190, 28858824, 32065360, 33668628, 36073530, 42085785, 44891504, 48098040, 50502942, 56114380, 57717648, 67337256, 72147060, 84171570, 96196080, 101005884, 112228760, 126257355, 134674512, 144294120, 168343140, 202011768, 224457520, 252514710, 288588240, 336686280, 404023536, 505029420, 673372560, 1010058840, 2020117680]

約数ペア:

[(1, 2020117680), (2, 1010058840), (3, 673372560), (4, 505029420), (5, 404023536), (6, 336686280), (7, 288588240), (8, 252514710), (9, 224457520), (10, 202011768), (12, 168343140), (14, 144294120), (15, 134674512), (16, 126257355), (18, 112228760), (20, 101005884), (21, 96196080), (24, 84171570), (28, 72147060), (30, 67337256), (35, 57717648), (36, 56114380), (40, 50502942), (42, 48098040), (45, 44891504), (48, 42085785), (56, 36073530), (60, 33668628), (63, 32065360), (70, 28858824), (72, 28057190), (80, 25251471), (84, 24049020), (90, 22445752), (105, 19239216), (112, 18036765), (120, 16834314), (126, 16032680), (140, 14429412), (144, 14028595), (163, 12393360), (168, 12024510), (180, 11222876), (210, 9619608), (240, 8417157), (252, 8016340), (280, 7214706), (315, 6413072), (326, 6196680), (336, 6012255), (360, 5611438), (420, 4809804), (489, 4131120), (504, 4008170), (560, 3607353), (630, 3206536), (652, 3098340), (720, 2805719), (815, 2478672), (840, 2404902), (978, 2065560), (1008, 2004085), (1141, 1770480), (1260, 1603268), (1304, 1549170), (1467, 1377040), (1630, 1239336), (1680, 1202451), (1956, 1032780), (2282, 885240), (2445, 826224), (2459, 821520), (2520, 801634), (2608, 774585), (2934, 688520), (3260, 619668), (3423, 590160), (3912, 516390), (4564, 442620), (4890, 413112), (4918, 410760), (5040, 400817), (5705, 354096), (5868, 344260), (6520, 309834), (6846, 295080), (7335, 275408), (7377, 273840), (7824, 258195), (9128, 221310), (9780, 206556), (9836, 205380), (10269, 196720), (11410, 177048), (11736, 172130), (12295, 164304), (13040, 154917), (13692, 147540), (14670, 137704), (14754, 136920), (17115, 118032), (17213, 117360), (18256, 110655), (19560, 103278), (19672, 102690), (20538, 98360), (22131, 91280), (22820, 88524), (23472, 86065), (24590, 82152), (27384, 73770), (29340, 68852), (29508, 68460), (34230, 59016), (34426, 58680), (36885, 54768), (39120, 51639), (39344, 51345), (41076, 49180), (44262, 45640)]