1280397600

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{163}}^1\times {\mathrm{1091}}^1$

素因数の和:1280

約数の個数: 216

約数和(自身を含む): 4546865232

約数和(自身を除く): 3266467632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 144, 150, 160, 163, 180, 200, 225, 240, 288, 300, 326, 360, 400, 450, 480, 489, 600, 652, 720, 800, 815, 900, 978, 1091, 1200, 1304, 1440, 1467, 1630, 1800, 1956, 2182, 2400, 2445, 2608, 2934, 3260, 3273, 3600, 3912, 4075, 4364, 4890, 5216, 5455, 5868, 6520, 6546, 7200, 7335, 7824, 8150, 8728, 9780, 9819, 10910, 11736, 12225, 13040, 13092, 14670, 15648, 16300, 16365, 17456, 19560, 19638, 21820, 23472, 24450, 26080, 26184, 27275, 29340, 32600, 32730, 34912, 36675, 39120, 39276, 43640, 46944, 48900, 49095, 52368, 54550, 58680, 65200, 65460, 73350, 78240, 78552, 81825, 87280, 97800, 98190, 104736, 109100, 117360, 130400, 130920, 146700, 157104, 163650, 174560, 177833, 195600, 196380, 218200, 234720, 245475, 261840, 293400, 314208, 327300, 355666, 391200, 392760, 436400, 490950, 523680, 533499, 586800, 654600, 711332, 785520, 872800, 889165, 981900, 1066998, 1173600, 1309200, 1422664, 1571040, 1600497, 1778330, 1963800, 2133996, 2618400, 2667495, 2845328, 3200994, 3556660, 3927600, 4267992, 4445825, 5334990, 5690656, 6401988, 7113320, 7855200, 8002485, 8535984, 8891650, 10669980, 12803976, 13337475, 14226640, 16004970, 17071968, 17783300, 21339960, 25607952, 26674950, 28453280, 32009940, 35566600, 40012425, 42679920, 51215904, 53349900, 64019880, 71133200, 80024850, 85359840, 106699800, 128039760, 142266400, 160049700, 213399600, 256079520, 320099400, 426799200, 640198800, 1280397600]

約数ペア:

[(1, 1280397600), (2, 640198800), (3, 426799200), (4, 320099400), (5, 256079520), (6, 213399600), (8, 160049700), (9, 142266400), (10, 128039760), (12, 106699800), (15, 85359840), (16, 80024850), (18, 71133200), (20, 64019880), (24, 53349900), (25, 51215904), (30, 42679920), (32, 40012425), (36, 35566600), (40, 32009940), (45, 28453280), (48, 26674950), (50, 25607952), (60, 21339960), (72, 17783300), (75, 17071968), (80, 16004970), (90, 14226640), (96, 13337475), (100, 12803976), (120, 10669980), (144, 8891650), (150, 8535984), (160, 8002485), (163, 7855200), (180, 7113320), (200, 6401988), (225, 5690656), (240, 5334990), (288, 4445825), (300, 4267992), (326, 3927600), (360, 3556660), (400, 3200994), (450, 2845328), (480, 2667495), (489, 2618400), (600, 2133996), (652, 1963800), (720, 1778330), (800, 1600497), (815, 1571040), (900, 1422664), (978, 1309200), (1091, 1173600), (1200, 1066998), (1304, 981900), (1440, 889165), (1467, 872800), (1630, 785520), (1800, 711332), (1956, 654600), (2182, 586800), (2400, 533499), (2445, 523680), (2608, 490950), (2934, 436400), (3260, 392760), (3273, 391200), (3600, 355666), (3912, 327300), (4075, 314208), (4364, 293400), (4890, 261840), (5216, 245475), (5455, 234720), (5868, 218200), (6520, 196380), (6546, 195600), (7200, 177833), (7335, 174560), (7824, 163650), (8150, 157104), (8728, 146700), (9780, 130920), (9819, 130400), (10910, 117360), (11736, 109100), (12225, 104736), (13040, 98190), (13092, 97800), (14670, 87280), (15648, 81825), (16300, 78552), (16365, 78240), (17456, 73350), (19560, 65460), (19638, 65200), (21820, 58680), (23472, 54550), (24450, 52368), (26080, 49095), (26184, 48900), (27275, 46944), (29340, 43640), (32600, 39276), (32730, 39120), (34912, 36675)]