19236249540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{631}}^1\times {\mathrm{659}}^1$

素因数の和:1562

約数の個数: 144

約数和(自身を含む): 58758860160

約数和(自身を除く): 39522610620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 631, 659, 771, 1028, 1262, 1285, 1318, 1542, 1893, 1977, 2313, 2524, 2570, 2636, 3084, 3155, 3295, 3786, 3855, 3954, 4626, 5140, 5679, 5931, 6310, 6590, 7572, 7710, 7908, 9252, 9465, 9885, 11358, 11565, 11862, 12620, 13180, 15420, 18930, 19770, 22716, 23130, 23724, 28395, 29655, 37860, 39540, 46260, 56790, 59310, 113580, 118620, 162167, 169363, 324334, 338726, 415829, 486501, 508089, 648668, 677452, 810835, 831658, 846815, 973002, 1016178, 1247487, 1459503, 1524267, 1621670, 1663316, 1693630, 1946004, 2032356, 2079145, 2432505, 2494974, 2540445, 2919006, 3048534, 3243340, 3387260, 3742461, 4158290, 4865010, 4989948, 5080890, 5838012, 6097068, 6237435, 7297515, 7484922, 7621335, 8316580, 9730020, 10161780, 12474870, 14595030, 14969844, 15242670, 18712305, 24949740, 29190060, 30485340, 37424610, 74849220, 106868053, 213736106, 320604159, 427472212, 534340265, 641208318, 961812477, 1068680530, 1282416636, 1603020795, 1923624954, 2137361060, 3206041590, 3847249908, 4809062385, 6412083180, 9618124770, 19236249540]

約数ペア:

[(1, 19236249540), (2, 9618124770), (3, 6412083180), (4, 4809062385), (5, 3847249908), (6, 3206041590), (9, 2137361060), (10, 1923624954), (12, 1603020795), (15, 1282416636), (18, 1068680530), (20, 961812477), (30, 641208318), (36, 534340265), (45, 427472212), (60, 320604159), (90, 213736106), (180, 106868053), (257, 74849220), (514, 37424610), (631, 30485340), (659, 29190060), (771, 24949740), (1028, 18712305), (1262, 15242670), (1285, 14969844), (1318, 14595030), (1542, 12474870), (1893, 10161780), (1977, 9730020), (2313, 8316580), (2524, 7621335), (2570, 7484922), (2636, 7297515), (3084, 6237435), (3155, 6097068), (3295, 5838012), (3786, 5080890), (3855, 4989948), (3954, 4865010), (4626, 4158290), (5140, 3742461), (5679, 3387260), (5931, 3243340), (6310, 3048534), (6590, 2919006), (7572, 2540445), (7710, 2494974), (7908, 2432505), (9252, 2079145), (9465, 2032356), (9885, 1946004), (11358, 1693630), (11565, 1663316), (11862, 1621670), (12620, 1524267), (13180, 1459503), (15420, 1247487), (18930, 1016178), (19770, 973002), (22716, 846815), (23130, 831658), (23724, 810835), (28395, 677452), (29655, 648668), (37860, 508089), (39540, 486501), (46260, 415829), (56790, 338726), (59310, 324334), (113580, 169363), (118620, 162167)]