1966000680

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13687}}^1$

素因数の和:13733

約数の個数: 256

約数和(自身を含む): 7884288000

約数和(自身を除く): 5918287320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 342, 360, 378, 380, 399, 420, 456, 504, 513, 532, 540, 570, 630, 665, 684, 756, 760, 798, 840, 855, 945, 1026, 1064, 1080, 1140, 1197, 1260, 1330, 1368, 1512, 1596, 1710, 1890, 1995, 2052, 2280, 2394, 2520, 2565, 2660, 3192, 3420, 3591, 3780, 3990, 4104, 4788, 5130, 5320, 5985, 6840, 7182, 7560, 7980, 9576, 10260, 11970, 13687, 14364, 15960, 17955, 20520, 23940, 27374, 28728, 35910, 41061, 47880, 54748, 68435, 71820, 82122, 95809, 109496, 123183, 136870, 143640, 164244, 191618, 205305, 246366, 260053, 273740, 287427, 328488, 369549, 383236, 410610, 479045, 492732, 520106, 547480, 574854, 615915, 739098, 766472, 780159, 821220, 862281, 958090, 985464, 1040212, 1149708, 1231830, 1300265, 1437135, 1478196, 1560318, 1642440, 1724562, 1820371, 1847745, 1916180, 2080424, 2299416, 2340477, 2463660, 2586843, 2600530, 2874270, 2956392, 3120636, 3449124, 3640742, 3695490, 3832360, 3900795, 4311405, 4680954, 4927320, 5173686, 5201060, 5461113, 5748540, 6241272, 6898248, 7021431, 7281484, 7390980, 7801590, 8622810, 9101855, 9361908, 10347372, 10402120, 10922226, 11497080, 11702385, 12934215, 14042862, 14562968, 14781960, 15603180, 16383339, 17245620, 18203710, 18723816, 20694744, 21844452, 23404770, 25868430, 27305565, 28085724, 31206360, 32766678, 34491240, 35107155, 36407420, 43688904, 46809540, 49150017, 51736860, 54611130, 56171448, 65533356, 70214310, 72814840, 81916695, 93619080, 98300034, 103473720, 109222260, 131066712, 140428620, 163833390, 196600068, 218444520, 245750085, 280857240, 327666780, 393200136, 491500170, 655333560, 983000340, 1966000680]

約数ペア:

[(1, 1966000680), (2, 983000340), (3, 655333560), (4, 491500170), (5, 393200136), (6, 327666780), (7, 280857240), (8, 245750085), (9, 218444520), (10, 196600068), (12, 163833390), (14, 140428620), (15, 131066712), (18, 109222260), (19, 103473720), (20, 98300034), (21, 93619080), (24, 81916695), (27, 72814840), (28, 70214310), (30, 65533356), (35, 56171448), (36, 54611130), (38, 51736860), (40, 49150017), (42, 46809540), (45, 43688904), (54, 36407420), (56, 35107155), (57, 34491240), (60, 32766678), (63, 31206360), (70, 28085724), (72, 27305565), (76, 25868430), (84, 23404770), (90, 21844452), (95, 20694744), (105, 18723816), (108, 18203710), (114, 17245620), (120, 16383339), (126, 15603180), (133, 14781960), (135, 14562968), (140, 14042862), (152, 12934215), (168, 11702385), (171, 11497080), (180, 10922226), (189, 10402120), (190, 10347372), (210, 9361908), (216, 9101855), (228, 8622810), (252, 7801590), (266, 7390980), (270, 7281484), (280, 7021431), (285, 6898248), (315, 6241272), (342, 5748540), (360, 5461113), (378, 5201060), (380, 5173686), (399, 4927320), (420, 4680954), (456, 4311405), (504, 3900795), (513, 3832360), (532, 3695490), (540, 3640742), (570, 3449124), (630, 3120636), (665, 2956392), (684, 2874270), (756, 2600530), (760, 2586843), (798, 2463660), (840, 2340477), (855, 2299416), (945, 2080424), (1026, 1916180), (1064, 1847745), (1080, 1820371), (1140, 1724562), (1197, 1642440), (1260, 1560318), (1330, 1478196), (1368, 1437135), (1512, 1300265), (1596, 1231830), (1710, 1149708), (1890, 1040212), (1995, 985464), (2052, 958090), (2280, 862281), (2394, 821220), (2520, 780159), (2565, 766472), (2660, 739098), (3192, 615915), (3420, 574854), (3591, 547480), (3780, 520106), (3990, 492732), (4104, 479045), (4788, 410610), (5130, 383236), (5320, 369549), (5985, 328488), (6840, 287427), (7182, 273740), (7560, 260053), (7980, 246366), (9576, 205305), (10260, 191618), (11970, 164244), (13687, 143640), (14364, 136870), (15960, 123183), (17955, 109496), (20520, 95809), (23940, 82122), (27374, 71820), (28728, 68435), (35910, 54748), (41061, 47880)]