490019400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:565

約数の個数: 288

約数和(自身を含む): 1817175360

約数和(自身を除く): 1327155960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 36, 39, 40, 43, 45, 50, 52, 60, 65, 72, 75, 78, 86, 90, 100, 104, 117, 120, 129, 130, 150, 156, 172, 180, 195, 200, 215, 225, 234, 258, 260, 300, 312, 325, 344, 360, 387, 390, 430, 450, 468, 487, 516, 520, 559, 585, 600, 645, 650, 774, 780, 860, 900, 936, 974, 975, 1032, 1075, 1118, 1170, 1290, 1300, 1461, 1548, 1560, 1677, 1720, 1800, 1935, 1948, 1950, 2150, 2236, 2340, 2435, 2580, 2600, 2795, 2922, 2925, 3096, 3225, 3354, 3870, 3896, 3900, 4300, 4383, 4472, 4680, 4870, 5031, 5160, 5590, 5844, 5850, 6331, 6450, 6708, 7305, 7740, 7800, 8385, 8600, 8766, 9675, 9740, 10062, 11180, 11688, 11700, 12175, 12662, 12900, 13416, 13975, 14610, 15480, 16770, 17532, 18993, 19350, 19480, 20124, 20941, 21915, 22360, 23400, 24350, 25155, 25324, 25800, 27950, 29220, 31655, 33540, 35064, 36525, 37986, 38700, 40248, 41882, 41925, 43830, 48700, 50310, 50648, 55900, 56979, 58440, 62823, 63310, 67080, 73050, 75972, 77400, 83764, 83850, 87660, 94965, 97400, 100620, 104705, 109575, 111800, 113958, 125646, 125775, 126620, 146100, 151944, 158275, 167528, 167700, 175320, 188469, 189930, 201240, 209410, 219150, 227916, 251292, 251550, 253240, 272233, 284895, 292200, 314115, 316550, 335400, 376938, 379860, 418820, 438300, 455832, 474825, 502584, 503100, 523525, 544466, 569790, 628230, 633100, 753876, 759720, 816699, 837640, 876600, 942345, 949650, 1006200, 1047050, 1088932, 1139580, 1256460, 1266200, 1361165, 1424475, 1507752, 1570575, 1633398, 1884690, 1899300, 2094100, 2177864, 2279160, 2450097, 2512920, 2722330, 2848950, 3141150, 3266796, 3769380, 3798600, 4083495, 4188200, 4711725, 4900194, 5444660, 5697900, 6282300, 6533592, 6805825, 7538760, 8166990, 9423450, 9800388, 10889320, 11395800, 12250485, 12564600, 13611650, 16333980, 18846900, 19600776, 20417475, 24500970, 27223300, 32667960, 37693800, 40834950, 49001940, 54446600, 61252425, 81669900, 98003880, 122504850, 163339800, 245009700, 490019400]

約数ペア:

[(1, 490019400), (2, 245009700), (3, 163339800), (4, 122504850), (5, 98003880), (6, 81669900), (8, 61252425), (9, 54446600), (10, 49001940), (12, 40834950), (13, 37693800), (15, 32667960), (18, 27223300), (20, 24500970), (24, 20417475), (25, 19600776), (26, 18846900), (30, 16333980), (36, 13611650), (39, 12564600), (40, 12250485), (43, 11395800), (45, 10889320), (50, 9800388), (52, 9423450), (60, 8166990), (65, 7538760), (72, 6805825), (75, 6533592), (78, 6282300), (86, 5697900), (90, 5444660), (100, 4900194), (104, 4711725), (117, 4188200), (120, 4083495), (129, 3798600), (130, 3769380), (150, 3266796), (156, 3141150), (172, 2848950), (180, 2722330), (195, 2512920), (200, 2450097), (215, 2279160), (225, 2177864), (234, 2094100), (258, 1899300), (260, 1884690), (300, 1633398), (312, 1570575), (325, 1507752), (344, 1424475), (360, 1361165), (387, 1266200), (390, 1256460), (430, 1139580), (450, 1088932), (468, 1047050), (487, 1006200), (516, 949650), (520, 942345), (559, 876600), (585, 837640), (600, 816699), (645, 759720), (650, 753876), (774, 633100), (780, 628230), (860, 569790), (900, 544466), (936, 523525), (974, 503100), (975, 502584), (1032, 474825), (1075, 455832), (1118, 438300), (1170, 418820), (1290, 379860), (1300, 376938), (1461, 335400), (1548, 316550), (1560, 314115), (1677, 292200), (1720, 284895), (1800, 272233), (1935, 253240), (1948, 251550), (1950, 251292), (2150, 227916), (2236, 219150), (2340, 209410), (2435, 201240), (2580, 189930), (2600, 188469), (2795, 175320), (2922, 167700), (2925, 167528), (3096, 158275), (3225, 151944), (3354, 146100), (3870, 126620), (3896, 125775), (3900, 125646), (4300, 113958), (4383, 111800), (4472, 109575), (4680, 104705), (4870, 100620), (5031, 97400), (5160, 94965), (5590, 87660), (5844, 83850), (5850, 83764), (6331, 77400), (6450, 75972), (6708, 73050), (7305, 67080), (7740, 63310), (7800, 62823), (8385, 58440), (8600, 56979), (8766, 55900), (9675, 50648), (9740, 50310), (10062, 48700), (11180, 43830), (11688, 41925), (11700, 41882), (12175, 40248), (12662, 38700), (12900, 37986), (13416, 36525), (13975, 35064), (14610, 33540), (15480, 31655), (16770, 29220), (17532, 27950), (18993, 25800), (19350, 25324), (19480, 25155), (20124, 24350), (20941, 23400), (21915, 22360)]