1315171000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{541}}^1$

素因数の和:603

約数の個数: 256

約数和(自身を含む): 3835278720

約数和(自身を除く): 2520107720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 17, 20, 22, 25, 26, 34, 40, 44, 50, 52, 55, 65, 68, 85, 88, 100, 104, 110, 125, 130, 136, 143, 170, 187, 200, 220, 221, 250, 260, 275, 286, 325, 340, 374, 425, 440, 442, 500, 520, 541, 550, 572, 650, 680, 715, 748, 850, 884, 935, 1000, 1082, 1100, 1105, 1144, 1300, 1375, 1430, 1496, 1625, 1700, 1768, 1870, 2125, 2164, 2200, 2210, 2431, 2600, 2705, 2750, 2860, 3250, 3400, 3575, 3740, 4250, 4328, 4420, 4675, 4862, 5410, 5500, 5525, 5720, 5951, 6500, 7033, 7150, 7480, 8500, 8840, 9197, 9350, 9724, 10820, 11000, 11050, 11902, 12155, 13000, 13525, 14066, 14300, 17000, 17875, 18394, 18700, 19448, 21640, 22100, 23375, 23804, 24310, 27050, 27625, 28132, 28600, 29755, 35165, 35750, 36788, 37400, 44200, 45985, 46750, 47608, 48620, 54100, 55250, 56264, 59510, 60775, 67625, 70330, 71500, 73576, 77363, 91970, 93500, 97240, 101167, 108200, 110500, 119020, 119561, 121550, 135250, 140660, 143000, 148775, 154726, 175825, 183940, 187000, 202334, 221000, 229925, 238040, 239122, 243100, 270500, 281320, 297550, 303875, 309452, 351650, 367880, 386815, 404668, 459850, 478244, 486200, 505835, 541000, 595100, 597805, 607750, 618904, 703300, 743875, 773630, 809336, 879125, 919700, 956488, 1011670, 1149625, 1190200, 1195610, 1215500, 1315171, 1406600, 1487750, 1547260, 1758250, 1839400, 1934075, 2023340, 2299250, 2391220, 2431000, 2529175, 2630342, 2975500, 2989025, 3094520, 3516500, 3868150, 4046680, 4598500, 4782440, 5058350, 5260684, 5951000, 5978050, 6575855, 7033000, 7736300, 9197000, 9670375, 10116700, 10521368, 11956100, 12645875, 13151710, 14945125, 15472600, 19340750, 20233400, 23912200, 25291750, 26303420, 29890250, 32879275, 38681500, 50583500, 52606840, 59780500, 65758550, 77363000, 101167000, 119561000, 131517100, 164396375, 263034200, 328792750, 657585500, 1315171000]

約数ペア:

[(1, 1315171000), (2, 657585500), (4, 328792750), (5, 263034200), (8, 164396375), (10, 131517100), (11, 119561000), (13, 101167000), (17, 77363000), (20, 65758550), (22, 59780500), (25, 52606840), (26, 50583500), (34, 38681500), (40, 32879275), (44, 29890250), (50, 26303420), (52, 25291750), (55, 23912200), (65, 20233400), (68, 19340750), (85, 15472600), (88, 14945125), (100, 13151710), (104, 12645875), (110, 11956100), (125, 10521368), (130, 10116700), (136, 9670375), (143, 9197000), (170, 7736300), (187, 7033000), (200, 6575855), (220, 5978050), (221, 5951000), (250, 5260684), (260, 5058350), (275, 4782440), (286, 4598500), (325, 4046680), (340, 3868150), (374, 3516500), (425, 3094520), (440, 2989025), (442, 2975500), (500, 2630342), (520, 2529175), (541, 2431000), (550, 2391220), (572, 2299250), (650, 2023340), (680, 1934075), (715, 1839400), (748, 1758250), (850, 1547260), (884, 1487750), (935, 1406600), (1000, 1315171), (1082, 1215500), (1100, 1195610), (1105, 1190200), (1144, 1149625), (1300, 1011670), (1375, 956488), (1430, 919700), (1496, 879125), (1625, 809336), (1700, 773630), (1768, 743875), (1870, 703300), (2125, 618904), (2164, 607750), (2200, 597805), (2210, 595100), (2431, 541000), (2600, 505835), (2705, 486200), (2750, 478244), (2860, 459850), (3250, 404668), (3400, 386815), (3575, 367880), (3740, 351650), (4250, 309452), (4328, 303875), (4420, 297550), (4675, 281320), (4862, 270500), (5410, 243100), (5500, 239122), (5525, 238040), (5720, 229925), (5951, 221000), (6500, 202334), (7033, 187000), (7150, 183940), (7480, 175825), (8500, 154726), (8840, 148775), (9197, 143000), (9350, 140660), (9724, 135250), (10820, 121550), (11000, 119561), (11050, 119020), (11902, 110500), (12155, 108200), (13000, 101167), (13525, 97240), (14066, 93500), (14300, 91970), (17000, 77363), (17875, 73576), (18394, 71500), (18700, 70330), (19448, 67625), (21640, 60775), (22100, 59510), (23375, 56264), (23804, 55250), (24310, 54100), (27050, 48620), (27625, 47608), (28132, 46750), (28600, 45985), (29755, 44200), (35165, 37400), (35750, 36788)]