31285800

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1$

素因数の和:233

約数の個数: 288

約数和(自身を含む): 129991680

約数和(自身を除く): 98705880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 25, 26, 28, 30, 35, 36, 39, 40, 42, 45, 50, 52, 56, 60, 63, 65, 70, 72, 75, 78, 84, 90, 91, 100, 104, 105, 117, 120, 126, 130, 140, 150, 156, 168, 175, 180, 182, 191, 195, 200, 210, 225, 234, 252, 260, 273, 280, 300, 312, 315, 325, 350, 360, 364, 382, 390, 420, 450, 455, 468, 504, 520, 525, 546, 573, 585, 600, 630, 650, 700, 728, 764, 780, 819, 840, 900, 910, 936, 955, 975, 1050, 1092, 1146, 1170, 1260, 1300, 1337, 1365, 1400, 1528, 1560, 1575, 1638, 1719, 1800, 1820, 1910, 1950, 2100, 2184, 2275, 2292, 2340, 2483, 2520, 2600, 2674, 2730, 2865, 2925, 3150, 3276, 3438, 3640, 3820, 3900, 4011, 4095, 4200, 4550, 4584, 4680, 4775, 4966, 5348, 5460, 5730, 5850, 6300, 6552, 6685, 6825, 6876, 7449, 7640, 7800, 8022, 8190, 8595, 9100, 9550, 9932, 10696, 10920, 11460, 11700, 12033, 12415, 12600, 13370, 13650, 13752, 14325, 14898, 16044, 16380, 17190, 17381, 18200, 19100, 19864, 20055, 20475, 22347, 22920, 23400, 24066, 24830, 26740, 27300, 28650, 29796, 32088, 32760, 33425, 34380, 34762, 37245, 38200, 40110, 40950, 42975, 44694, 48132, 49660, 52143, 53480, 54600, 57300, 59592, 60165, 62075, 66850, 68760, 69524, 74490, 80220, 81900, 85950, 86905, 89388, 96264, 99320, 100275, 104286, 111735, 114600, 120330, 124150, 133700, 139048, 148980, 156429, 160440, 163800, 171900, 173810, 178776, 186225, 200550, 208572, 223470, 240660, 248300, 260715, 267400, 297960, 300825, 312858, 343800, 347620, 372450, 401100, 417144, 434525, 446940, 481320, 496600, 521430, 558675, 601650, 625716, 695240, 744900, 782145, 802200, 869050, 893880, 1042860, 1117350, 1203300, 1251432, 1303575, 1489800, 1564290, 1738100, 2085720, 2234700, 2406600, 2607150, 3128580, 3476200, 3910725, 4469400, 5214300, 6257160, 7821450, 10428600, 15642900, 31285800]

約数ペア:

[(1, 31285800), (2, 15642900), (3, 10428600), (4, 7821450), (5, 6257160), (6, 5214300), (7, 4469400), (8, 3910725), (9, 3476200), (10, 3128580), (12, 2607150), (13, 2406600), (14, 2234700), (15, 2085720), (18, 1738100), (20, 1564290), (21, 1489800), (24, 1303575), (25, 1251432), (26, 1203300), (28, 1117350), (30, 1042860), (35, 893880), (36, 869050), (39, 802200), (40, 782145), (42, 744900), (45, 695240), (50, 625716), (52, 601650), (56, 558675), (60, 521430), (63, 496600), (65, 481320), (70, 446940), (72, 434525), (75, 417144), (78, 401100), (84, 372450), (90, 347620), (91, 343800), (100, 312858), (104, 300825), (105, 297960), (117, 267400), (120, 260715), (126, 248300), (130, 240660), (140, 223470), (150, 208572), (156, 200550), (168, 186225), (175, 178776), (180, 173810), (182, 171900), (191, 163800), (195, 160440), (200, 156429), (210, 148980), (225, 139048), (234, 133700), (252, 124150), (260, 120330), (273, 114600), (280, 111735), (300, 104286), (312, 100275), (315, 99320), (325, 96264), (350, 89388), (360, 86905), (364, 85950), (382, 81900), (390, 80220), (420, 74490), (450, 69524), (455, 68760), (468, 66850), (504, 62075), (520, 60165), (525, 59592), (546, 57300), (573, 54600), (585, 53480), (600, 52143), (630, 49660), (650, 48132), (700, 44694), (728, 42975), (764, 40950), (780, 40110), (819, 38200), (840, 37245), (900, 34762), (910, 34380), (936, 33425), (955, 32760), (975, 32088), (1050, 29796), (1092, 28650), (1146, 27300), (1170, 26740), (1260, 24830), (1300, 24066), (1337, 23400), (1365, 22920), (1400, 22347), (1528, 20475), (1560, 20055), (1575, 19864), (1638, 19100), (1719, 18200), (1800, 17381), (1820, 17190), (1910, 16380), (1950, 16044), (2100, 14898), (2184, 14325), (2275, 13752), (2292, 13650), (2340, 13370), (2483, 12600), (2520, 12415), (2600, 12033), (2674, 11700), (2730, 11460), (2865, 10920), (2925, 10696), (3150, 9932), (3276, 9550), (3438, 9100), (3640, 8595), (3820, 8190), (3900, 8022), (4011, 7800), (4095, 7640), (4200, 7449), (4550, 6876), (4584, 6825), (4680, 6685), (4775, 6552), (4966, 6300), (5348, 5850), (5460, 5730)]