645319920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8933}}^1$

素因数の和:8999

約数の個数: 160

約数和(自身を含む): 2339707392

約数和(自身を除く): 1694387472

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 43, 48, 56, 60, 70, 80, 84, 86, 105, 112, 120, 129, 140, 168, 172, 210, 215, 240, 258, 280, 301, 336, 344, 420, 430, 516, 560, 602, 645, 688, 840, 860, 903, 1032, 1204, 1290, 1505, 1680, 1720, 1806, 2064, 2408, 2580, 3010, 3440, 3612, 4515, 4816, 5160, 6020, 7224, 8933, 9030, 10320, 12040, 14448, 17866, 18060, 24080, 26799, 35732, 36120, 44665, 53598, 62531, 71464, 72240, 89330, 107196, 125062, 133995, 142928, 178660, 187593, 214392, 250124, 267990, 312655, 357320, 375186, 384119, 428784, 500248, 535980, 625310, 714640, 750372, 768238, 937965, 1000496, 1071960, 1152357, 1250620, 1500744, 1536476, 1875930, 1920595, 2143920, 2304714, 2501240, 2688833, 3001488, 3072952, 3751860, 3841190, 4609428, 5002480, 5377666, 5761785, 6145904, 7503720, 7682380, 8066499, 9218856, 10755332, 11523570, 13444165, 15007440, 15364760, 16132998, 18437712, 21510664, 23047140, 26888330, 30729520, 32265996, 40332495, 43021328, 46094280, 53776660, 64531992, 80664990, 92188560, 107553320, 129063984, 161329980, 215106640, 322659960, 645319920]

約数ペア:

[(1, 645319920), (2, 322659960), (3, 215106640), (4, 161329980), (5, 129063984), (6, 107553320), (7, 92188560), (8, 80664990), (10, 64531992), (12, 53776660), (14, 46094280), (15, 43021328), (16, 40332495), (20, 32265996), (21, 30729520), (24, 26888330), (28, 23047140), (30, 21510664), (35, 18437712), (40, 16132998), (42, 15364760), (43, 15007440), (48, 13444165), (56, 11523570), (60, 10755332), (70, 9218856), (80, 8066499), (84, 7682380), (86, 7503720), (105, 6145904), (112, 5761785), (120, 5377666), (129, 5002480), (140, 4609428), (168, 3841190), (172, 3751860), (210, 3072952), (215, 3001488), (240, 2688833), (258, 2501240), (280, 2304714), (301, 2143920), (336, 1920595), (344, 1875930), (420, 1536476), (430, 1500744), (516, 1250620), (560, 1152357), (602, 1071960), (645, 1000496), (688, 937965), (840, 768238), (860, 750372), (903, 714640), (1032, 625310), (1204, 535980), (1290, 500248), (1505, 428784), (1680, 384119), (1720, 375186), (1806, 357320), (2064, 312655), (2408, 267990), (2580, 250124), (3010, 214392), (3440, 187593), (3612, 178660), (4515, 142928), (4816, 133995), (5160, 125062), (6020, 107196), (7224, 89330), (8933, 72240), (9030, 71464), (10320, 62531), (12040, 53598), (14448, 44665), (17866, 36120), (18060, 35732), (24080, 26799)]