1550878040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:394

約数の個数: 192

約数和(自身を含む): 4084819200

約数和(自身を除く): 2533941160

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 23, 34, 38, 40, 46, 68, 76, 85, 92, 95, 115, 136, 152, 170, 184, 190, 230, 289, 307, 323, 340, 380, 391, 437, 460, 578, 614, 646, 680, 760, 782, 874, 920, 1156, 1228, 1292, 1445, 1535, 1564, 1615, 1748, 1955, 2185, 2312, 2456, 2584, 2890, 3070, 3128, 3230, 3496, 3910, 4370, 5219, 5491, 5780, 5833, 6140, 6460, 6647, 7061, 7429, 7820, 8740, 10438, 10982, 11560, 11666, 12280, 12920, 13294, 14122, 14858, 15640, 17480, 20876, 21964, 23332, 26095, 26588, 27455, 28244, 29165, 29716, 33235, 35305, 37145, 41752, 43928, 46664, 52190, 53176, 54910, 56488, 58330, 59432, 66470, 70610, 74290, 88723, 99161, 104380, 109820, 116660, 120037, 126293, 132940, 134159, 141220, 148580, 177446, 198322, 208760, 219640, 233320, 240074, 252586, 265880, 268318, 282440, 297160, 354892, 396644, 443615, 480148, 495805, 505172, 536636, 600185, 631465, 670795, 709784, 793288, 887230, 960296, 991610, 1010344, 1073272, 1200370, 1262930, 1341590, 1685737, 1774460, 1983220, 2040629, 2280703, 2400740, 2525860, 2683180, 3371474, 3548920, 3966440, 4081258, 4561406, 4801480, 5051720, 5366360, 6742948, 8162516, 8428685, 9122812, 10203145, 11403515, 13485896, 16325032, 16857370, 18245624, 20406290, 22807030, 33714740, 38771951, 40812580, 45614060, 67429480, 77543902, 81625160, 91228120, 155087804, 193859755, 310175608, 387719510, 775439020, 1550878040]

約数ペア:

[(1, 1550878040), (2, 775439020), (4, 387719510), (5, 310175608), (8, 193859755), (10, 155087804), (17, 91228120), (19, 81625160), (20, 77543902), (23, 67429480), (34, 45614060), (38, 40812580), (40, 38771951), (46, 33714740), (68, 22807030), (76, 20406290), (85, 18245624), (92, 16857370), (95, 16325032), (115, 13485896), (136, 11403515), (152, 10203145), (170, 9122812), (184, 8428685), (190, 8162516), (230, 6742948), (289, 5366360), (307, 5051720), (323, 4801480), (340, 4561406), (380, 4081258), (391, 3966440), (437, 3548920), (460, 3371474), (578, 2683180), (614, 2525860), (646, 2400740), (680, 2280703), (760, 2040629), (782, 1983220), (874, 1774460), (920, 1685737), (1156, 1341590), (1228, 1262930), (1292, 1200370), (1445, 1073272), (1535, 1010344), (1564, 991610), (1615, 960296), (1748, 887230), (1955, 793288), (2185, 709784), (2312, 670795), (2456, 631465), (2584, 600185), (2890, 536636), (3070, 505172), (3128, 495805), (3230, 480148), (3496, 443615), (3910, 396644), (4370, 354892), (5219, 297160), (5491, 282440), (5780, 268318), (5833, 265880), (6140, 252586), (6460, 240074), (6647, 233320), (7061, 219640), (7429, 208760), (7820, 198322), (8740, 177446), (10438, 148580), (10982, 141220), (11560, 134159), (11666, 132940), (12280, 126293), (12920, 120037), (13294, 116660), (14122, 109820), (14858, 104380), (15640, 99161), (17480, 88723), (20876, 74290), (21964, 70610), (23332, 66470), (26095, 59432), (26588, 58330), (27455, 56488), (28244, 54910), (29165, 53176), (29716, 52190), (33235, 46664), (35305, 43928), (37145, 41752)]