212720040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:281

約数の個数: 256

約数和(自身を含む): 776160000

約数和(自身を除く): 563439960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 109, 117, 120, 130, 135, 139, 156, 180, 195, 216, 218, 234, 260, 270, 278, 312, 327, 351, 360, 390, 417, 436, 468, 520, 540, 545, 556, 585, 654, 695, 702, 780, 834, 872, 936, 981, 1080, 1090, 1112, 1170, 1251, 1308, 1390, 1404, 1417, 1560, 1635, 1668, 1755, 1807, 1962, 2085, 2180, 2340, 2502, 2616, 2780, 2808, 2834, 2943, 3270, 3336, 3510, 3614, 3753, 3924, 4170, 4251, 4360, 4680, 4905, 5004, 5421, 5560, 5668, 5886, 6255, 6540, 7020, 7085, 7228, 7506, 7848, 8340, 8502, 9035, 9810, 10008, 10842, 11336, 11772, 12510, 12753, 13080, 14040, 14170, 14456, 14715, 15012, 15151, 16263, 16680, 17004, 18070, 18765, 19620, 21255, 21684, 23544, 25020, 25506, 27105, 28340, 29430, 30024, 30302, 32526, 34008, 36140, 37530, 38259, 39240, 42510, 43368, 45453, 48789, 50040, 51012, 54210, 56680, 58860, 60604, 63765, 65052, 72280, 75060, 75755, 76518, 81315, 85020, 90906, 97578, 102024, 108420, 117720, 121208, 127530, 130104, 136359, 150120, 151510, 153036, 162630, 170040, 181812, 191295, 195156, 196963, 216840, 227265, 243945, 255060, 272718, 303020, 306072, 325260, 363624, 382590, 390312, 393926, 409077, 454530, 487890, 510120, 545436, 590889, 606040, 650520, 681795, 765180, 787852, 818154, 909060, 975780, 984815, 1090872, 1181778, 1363590, 1530360, 1575704, 1636308, 1772667, 1818120, 1951560, 1969630, 2045385, 2363556, 2727180, 2954445, 3272616, 3545334, 3939260, 4090770, 4727112, 5318001, 5454360, 5908890, 7090668, 7878520, 8181540, 8863335, 10636002, 11817780, 14181336, 16363080, 17726670, 21272004, 23635560, 26590005, 35453340, 42544008, 53180010, 70906680, 106360020, 212720040]

約数ペア:

[(1, 212720040), (2, 106360020), (3, 70906680), (4, 53180010), (5, 42544008), (6, 35453340), (8, 26590005), (9, 23635560), (10, 21272004), (12, 17726670), (13, 16363080), (15, 14181336), (18, 11817780), (20, 10636002), (24, 8863335), (26, 8181540), (27, 7878520), (30, 7090668), (36, 5908890), (39, 5454360), (40, 5318001), (45, 4727112), (52, 4090770), (54, 3939260), (60, 3545334), (65, 3272616), (72, 2954445), (78, 2727180), (90, 2363556), (104, 2045385), (108, 1969630), (109, 1951560), (117, 1818120), (120, 1772667), (130, 1636308), (135, 1575704), (139, 1530360), (156, 1363590), (180, 1181778), (195, 1090872), (216, 984815), (218, 975780), (234, 909060), (260, 818154), (270, 787852), (278, 765180), (312, 681795), (327, 650520), (351, 606040), (360, 590889), (390, 545436), (417, 510120), (436, 487890), (468, 454530), (520, 409077), (540, 393926), (545, 390312), (556, 382590), (585, 363624), (654, 325260), (695, 306072), (702, 303020), (780, 272718), (834, 255060), (872, 243945), (936, 227265), (981, 216840), (1080, 196963), (1090, 195156), (1112, 191295), (1170, 181812), (1251, 170040), (1308, 162630), (1390, 153036), (1404, 151510), (1417, 150120), (1560, 136359), (1635, 130104), (1668, 127530), (1755, 121208), (1807, 117720), (1962, 108420), (2085, 102024), (2180, 97578), (2340, 90906), (2502, 85020), (2616, 81315), (2780, 76518), (2808, 75755), (2834, 75060), (2943, 72280), (3270, 65052), (3336, 63765), (3510, 60604), (3614, 58860), (3753, 56680), (3924, 54210), (4170, 51012), (4251, 50040), (4360, 48789), (4680, 45453), (4905, 43368), (5004, 42510), (5421, 39240), (5560, 38259), (5668, 37530), (5886, 36140), (6255, 34008), (6540, 32526), (7020, 30302), (7085, 30024), (7228, 29430), (7506, 28340), (7848, 27105), (8340, 25506), (8502, 25020), (9035, 23544), (9810, 21684), (10008, 21255), (10842, 19620), (11336, 18765), (11772, 18070), (12510, 17004), (12753, 16680), (13080, 16263), (14040, 15151), (14170, 15012), (14456, 14715)]