179780580

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:463

約数の個数: 192

約数和(自身を含む): 645120000

約数和(自身を除く): 465339420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 199, 210, 239, 252, 270, 315, 378, 398, 420, 478, 540, 597, 630, 717, 756, 796, 945, 956, 995, 1194, 1195, 1260, 1393, 1434, 1673, 1791, 1890, 1990, 2151, 2388, 2390, 2786, 2868, 2985, 3346, 3582, 3585, 3780, 3980, 4179, 4302, 4780, 5019, 5373, 5572, 5970, 6453, 6692, 6965, 7164, 7170, 8358, 8365, 8604, 8955, 10038, 10746, 10755, 11940, 12537, 12906, 13930, 14340, 15057, 16716, 16730, 17910, 20076, 20895, 21492, 21510, 25074, 25095, 25812, 26865, 27860, 30114, 32265, 33460, 35820, 37611, 41790, 43020, 45171, 47561, 50148, 50190, 53730, 60228, 62685, 64530, 75222, 75285, 83580, 90342, 95122, 100380, 107460, 125370, 129060, 142683, 150444, 150570, 180684, 188055, 190244, 225855, 237805, 250740, 285366, 301140, 332927, 376110, 428049, 451710, 475610, 570732, 665854, 713415, 752220, 856098, 903420, 951220, 998781, 1284147, 1331708, 1426830, 1664635, 1712196, 1997562, 2140245, 2568294, 2853660, 2996343, 3329270, 3995124, 4280490, 4993905, 5136588, 5992686, 6420735, 6658540, 8560980, 8989029, 9987810, 11985372, 12841470, 14981715, 17978058, 19975620, 25682940, 29963430, 35956116, 44945145, 59926860, 89890290, 179780580]

約数ペア:

[(1, 179780580), (2, 89890290), (3, 59926860), (4, 44945145), (5, 35956116), (6, 29963430), (7, 25682940), (9, 19975620), (10, 17978058), (12, 14981715), (14, 12841470), (15, 11985372), (18, 9987810), (20, 8989029), (21, 8560980), (27, 6658540), (28, 6420735), (30, 5992686), (35, 5136588), (36, 4993905), (42, 4280490), (45, 3995124), (54, 3329270), (60, 2996343), (63, 2853660), (70, 2568294), (84, 2140245), (90, 1997562), (105, 1712196), (108, 1664635), (126, 1426830), (135, 1331708), (140, 1284147), (180, 998781), (189, 951220), (199, 903420), (210, 856098), (239, 752220), (252, 713415), (270, 665854), (315, 570732), (378, 475610), (398, 451710), (420, 428049), (478, 376110), (540, 332927), (597, 301140), (630, 285366), (717, 250740), (756, 237805), (796, 225855), (945, 190244), (956, 188055), (995, 180684), (1194, 150570), (1195, 150444), (1260, 142683), (1393, 129060), (1434, 125370), (1673, 107460), (1791, 100380), (1890, 95122), (1990, 90342), (2151, 83580), (2388, 75285), (2390, 75222), (2786, 64530), (2868, 62685), (2985, 60228), (3346, 53730), (3582, 50190), (3585, 50148), (3780, 47561), (3980, 45171), (4179, 43020), (4302, 41790), (4780, 37611), (5019, 35820), (5373, 33460), (5572, 32265), (5970, 30114), (6453, 27860), (6692, 26865), (6965, 25812), (7164, 25095), (7170, 25074), (8358, 21510), (8365, 21492), (8604, 20895), (8955, 20076), (10038, 17910), (10746, 16730), (10755, 16716), (11940, 15057), (12537, 14340), (12906, 13930)]