287353950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 192

約数和(自身を含む): 824947200

約数和(自身を除く): 537593250

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 25, 26, 30, 39, 43, 46, 50, 65, 69, 75, 78, 86, 115, 129, 130, 138, 149, 150, 195, 215, 230, 258, 298, 299, 325, 345, 390, 430, 447, 559, 575, 598, 645, 650, 690, 745, 894, 897, 975, 989, 1075, 1118, 1150, 1290, 1490, 1495, 1677, 1725, 1794, 1937, 1950, 1978, 2150, 2235, 2795, 2967, 2990, 3225, 3354, 3427, 3450, 3725, 3874, 4470, 4485, 4945, 5590, 5811, 5934, 6407, 6450, 6854, 7450, 7475, 8385, 8970, 9685, 9890, 10281, 11175, 11622, 12814, 12857, 13975, 14835, 14950, 16770, 17135, 19221, 19370, 20562, 22350, 22425, 24725, 25714, 27950, 29055, 29670, 32035, 34270, 38442, 38571, 41925, 44551, 44850, 48425, 49450, 51405, 58110, 64070, 64285, 74175, 77142, 83291, 83850, 85675, 89102, 96105, 96850, 102810, 128570, 133653, 145275, 147361, 148350, 160175, 166582, 171350, 192210, 192855, 222755, 249873, 257025, 267306, 290550, 294722, 320350, 321425, 385710, 416455, 442083, 445510, 480525, 499746, 514050, 642850, 668265, 736805, 832910, 884166, 961050, 964275, 1113775, 1249365, 1336530, 1473610, 1915693, 1928550, 2082275, 2210415, 2227550, 2498730, 3341325, 3684025, 3831386, 4164550, 4420830, 5747079, 6246825, 6682650, 7368050, 9578465, 11052075, 11494158, 12493650, 19156930, 22104150, 28735395, 47892325, 57470790, 95784650, 143676975, 287353950]

約数ペア:

[(1, 287353950), (2, 143676975), (3, 95784650), (5, 57470790), (6, 47892325), (10, 28735395), (13, 22104150), (15, 19156930), (23, 12493650), (25, 11494158), (26, 11052075), (30, 9578465), (39, 7368050), (43, 6682650), (46, 6246825), (50, 5747079), (65, 4420830), (69, 4164550), (75, 3831386), (78, 3684025), (86, 3341325), (115, 2498730), (129, 2227550), (130, 2210415), (138, 2082275), (149, 1928550), (150, 1915693), (195, 1473610), (215, 1336530), (230, 1249365), (258, 1113775), (298, 964275), (299, 961050), (325, 884166), (345, 832910), (390, 736805), (430, 668265), (447, 642850), (559, 514050), (575, 499746), (598, 480525), (645, 445510), (650, 442083), (690, 416455), (745, 385710), (894, 321425), (897, 320350), (975, 294722), (989, 290550), (1075, 267306), (1118, 257025), (1150, 249873), (1290, 222755), (1490, 192855), (1495, 192210), (1677, 171350), (1725, 166582), (1794, 160175), (1937, 148350), (1950, 147361), (1978, 145275), (2150, 133653), (2235, 128570), (2795, 102810), (2967, 96850), (2990, 96105), (3225, 89102), (3354, 85675), (3427, 83850), (3450, 83291), (3725, 77142), (3874, 74175), (4470, 64285), (4485, 64070), (4945, 58110), (5590, 51405), (5811, 49450), (5934, 48425), (6407, 44850), (6450, 44551), (6854, 41925), (7450, 38571), (7475, 38442), (8385, 34270), (8970, 32035), (9685, 29670), (9890, 29055), (10281, 27950), (11175, 25714), (11622, 24725), (12814, 22425), (12857, 22350), (13975, 20562), (14835, 19370), (14950, 19221), (16770, 17135)]