223661775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 424258560

約数和(自身を除く): 200596785

約数列:

[1, 3, 5, 15, 17, 23, 25, 29, 51, 69, 75, 85, 87, 115, 145, 255, 263, 345, 391, 425, 435, 493, 575, 667, 725, 789, 1173, 1275, 1315, 1479, 1725, 1955, 2001, 2175, 2465, 3335, 3945, 4471, 5865, 6049, 6575, 7395, 7627, 9775, 10005, 11339, 12325, 13413, 16675, 18147, 19725, 22355, 22881, 29325, 30245, 34017, 36975, 38135, 50025, 56695, 67065, 90735, 102833, 111775, 114405, 129659, 151225, 170085, 175421, 190675, 283475, 308499, 335325, 388977, 453675, 514165, 526263, 572025, 648295, 850425, 877105, 1542495, 1944885, 2570825, 2631315, 2982157, 3241475, 4385525, 7712475, 8946471, 9724425, 13156575, 14910785, 44732355, 74553925, 223661775]

約数ペア:

[(1, 223661775), (3, 74553925), (5, 44732355), (15, 14910785), (17, 13156575), (23, 9724425), (25, 8946471), (29, 7712475), (51, 4385525), (69, 3241475), (75, 2982157), (85, 2631315), (87, 2570825), (115, 1944885), (145, 1542495), (255, 877105), (263, 850425), (345, 648295), (391, 572025), (425, 526263), (435, 514165), (493, 453675), (575, 388977), (667, 335325), (725, 308499), (789, 283475), (1173, 190675), (1275, 175421), (1315, 170085), (1479, 151225), (1725, 129659), (1955, 114405), (2001, 111775), (2175, 102833), (2465, 90735), (3335, 67065), (3945, 56695), (4471, 50025), (5865, 38135), (6049, 36975), (6575, 34017), (7395, 30245), (7627, 29325), (9775, 22881), (10005, 22355), (11339, 19725), (12325, 18147), (13413, 16675)]