1978065000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:534

約数の個数: 240

約数和(自身を含む): 6771035700

約数和(自身を除く): 4792970700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 113, 120, 125, 150, 180, 200, 225, 226, 250, 300, 339, 360, 375, 389, 450, 452, 500, 565, 600, 625, 678, 750, 778, 900, 904, 1000, 1017, 1125, 1130, 1167, 1250, 1356, 1500, 1556, 1695, 1800, 1875, 1945, 2034, 2250, 2260, 2334, 2500, 2712, 2825, 3000, 3112, 3390, 3501, 3750, 3890, 4068, 4500, 4520, 4668, 5000, 5085, 5625, 5650, 5835, 6780, 7002, 7500, 7780, 8136, 8475, 9000, 9336, 9725, 10170, 11250, 11300, 11670, 13560, 14004, 14125, 15000, 15560, 16950, 17505, 19450, 20340, 22500, 22600, 23340, 25425, 28008, 28250, 29175, 33900, 35010, 38900, 40680, 42375, 43957, 45000, 46680, 48625, 50850, 56500, 58350, 67800, 70020, 70625, 77800, 84750, 87525, 87914, 97250, 101700, 113000, 116700, 127125, 131871, 140040, 141250, 145875, 169500, 175050, 175828, 194500, 203400, 211875, 219785, 233400, 243125, 254250, 263742, 282500, 291750, 339000, 350100, 351656, 389000, 395613, 423750, 437625, 439570, 486250, 508500, 527484, 565000, 583500, 635625, 659355, 700200, 729375, 791226, 847500, 875250, 879140, 972500, 1017000, 1054968, 1098925, 1167000, 1271250, 1318710, 1458750, 1582452, 1695000, 1750500, 1758280, 1945000, 1978065, 2188125, 2197850, 2542500, 2637420, 2917500, 3164904, 3296775, 3501000, 3956130, 4376250, 4395700, 5085000, 5274840, 5494625, 5835000, 6593550, 7912260, 8752500, 8791400, 9890325, 10989250, 13187100, 15824520, 16483875, 17505000, 19780650, 21978500, 26374200, 27473125, 32967750, 39561300, 43957000, 49451625, 54946250, 65935500, 79122600, 82419375, 98903250, 109892500, 131871000, 164838750, 197806500, 219785000, 247258125, 329677500, 395613000, 494516250, 659355000, 989032500, 1978065000]

約数ペア:

[(1, 1978065000), (2, 989032500), (3, 659355000), (4, 494516250), (5, 395613000), (6, 329677500), (8, 247258125), (9, 219785000), (10, 197806500), (12, 164838750), (15, 131871000), (18, 109892500), (20, 98903250), (24, 82419375), (25, 79122600), (30, 65935500), (36, 54946250), (40, 49451625), (45, 43957000), (50, 39561300), (60, 32967750), (72, 27473125), (75, 26374200), (90, 21978500), (100, 19780650), (113, 17505000), (120, 16483875), (125, 15824520), (150, 13187100), (180, 10989250), (200, 9890325), (225, 8791400), (226, 8752500), (250, 7912260), (300, 6593550), (339, 5835000), (360, 5494625), (375, 5274840), (389, 5085000), (450, 4395700), (452, 4376250), (500, 3956130), (565, 3501000), (600, 3296775), (625, 3164904), (678, 2917500), (750, 2637420), (778, 2542500), (900, 2197850), (904, 2188125), (1000, 1978065), (1017, 1945000), (1125, 1758280), (1130, 1750500), (1167, 1695000), (1250, 1582452), (1356, 1458750), (1500, 1318710), (1556, 1271250), (1695, 1167000), (1800, 1098925), (1875, 1054968), (1945, 1017000), (2034, 972500), (2250, 879140), (2260, 875250), (2334, 847500), (2500, 791226), (2712, 729375), (2825, 700200), (3000, 659355), (3112, 635625), (3390, 583500), (3501, 565000), (3750, 527484), (3890, 508500), (4068, 486250), (4500, 439570), (4520, 437625), (4668, 423750), (5000, 395613), (5085, 389000), (5625, 351656), (5650, 350100), (5835, 339000), (6780, 291750), (7002, 282500), (7500, 263742), (7780, 254250), (8136, 243125), (8475, 233400), (9000, 219785), (9336, 211875), (9725, 203400), (10170, 194500), (11250, 175828), (11300, 175050), (11670, 169500), (13560, 145875), (14004, 141250), (14125, 140040), (15000, 131871), (15560, 127125), (16950, 116700), (17505, 113000), (19450, 101700), (20340, 97250), (22500, 87914), (22600, 87525), (23340, 84750), (25425, 77800), (28008, 70625), (28250, 70020), (29175, 67800), (33900, 58350), (35010, 56500), (38900, 50850), (40680, 48625), (42375, 46680), (43957, 45000)]