265390380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:484

約数の個数: 144

約数和(自身を含む): 838656000

約数和(自身を除く): 573265620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 199, 239, 279, 310, 372, 398, 465, 478, 558, 597, 620, 717, 796, 930, 956, 995, 1116, 1194, 1195, 1395, 1434, 1791, 1860, 1990, 2151, 2388, 2390, 2790, 2868, 2985, 3582, 3585, 3980, 4302, 4780, 5580, 5970, 6169, 7164, 7170, 7409, 8604, 8955, 10755, 11940, 12338, 14340, 14818, 17910, 18507, 21510, 22227, 24676, 29636, 30845, 35820, 37014, 37045, 43020, 44454, 47561, 55521, 61690, 66681, 74028, 74090, 88908, 92535, 95122, 111042, 111135, 123380, 133362, 142683, 148180, 185070, 190244, 222084, 222270, 237805, 266724, 277605, 285366, 333405, 370140, 428049, 444540, 475610, 555210, 570732, 666810, 713415, 856098, 951220, 1110420, 1333620, 1426830, 1474391, 1712196, 2140245, 2853660, 2948782, 4280490, 4423173, 5897564, 7371955, 8560980, 8846346, 13269519, 14743910, 17692692, 22115865, 26539038, 29487820, 44231730, 53078076, 66347595, 88463460, 132695190, 265390380]

約数ペア:

[(1, 265390380), (2, 132695190), (3, 88463460), (4, 66347595), (5, 53078076), (6, 44231730), (9, 29487820), (10, 26539038), (12, 22115865), (15, 17692692), (18, 14743910), (20, 13269519), (30, 8846346), (31, 8560980), (36, 7371955), (45, 5897564), (60, 4423173), (62, 4280490), (90, 2948782), (93, 2853660), (124, 2140245), (155, 1712196), (180, 1474391), (186, 1426830), (199, 1333620), (239, 1110420), (279, 951220), (310, 856098), (372, 713415), (398, 666810), (465, 570732), (478, 555210), (558, 475610), (597, 444540), (620, 428049), (717, 370140), (796, 333405), (930, 285366), (956, 277605), (995, 266724), (1116, 237805), (1194, 222270), (1195, 222084), (1395, 190244), (1434, 185070), (1791, 148180), (1860, 142683), (1990, 133362), (2151, 123380), (2388, 111135), (2390, 111042), (2790, 95122), (2868, 92535), (2985, 88908), (3582, 74090), (3585, 74028), (3980, 66681), (4302, 61690), (4780, 55521), (5580, 47561), (5970, 44454), (6169, 43020), (7164, 37045), (7170, 37014), (7409, 35820), (8604, 30845), (8955, 29636), (10755, 24676), (11940, 22227), (12338, 21510), (14340, 18507), (14818, 17910)]