189657440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1423}}^1$

素因数の和:1469

約数の個数: 144

約数和(自身を含む): 552267072

約数和(自身を除く): 362609632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 224, 238, 245, 272, 280, 340, 392, 476, 490, 544, 560, 595, 680, 784, 833, 952, 980, 1120, 1190, 1360, 1423, 1568, 1666, 1904, 1960, 2380, 2720, 2846, 3332, 3808, 3920, 4165, 4760, 5692, 6664, 7115, 7840, 8330, 9520, 9961, 11384, 13328, 14230, 16660, 19040, 19922, 22768, 24191, 26656, 28460, 33320, 39844, 45536, 48382, 49805, 56920, 66640, 69727, 79688, 96764, 99610, 113840, 120955, 133280, 139454, 159376, 169337, 193528, 199220, 227680, 241910, 278908, 318752, 338674, 348635, 387056, 398440, 483820, 557816, 677348, 697270, 774112, 796880, 846685, 967640, 1115632, 1185359, 1354696, 1394540, 1593760, 1693370, 1935280, 2231264, 2370718, 2709392, 2789080, 3386740, 3870560, 4741436, 5418784, 5578160, 5926795, 6773480, 9482872, 11156320, 11853590, 13546960, 18965744, 23707180, 27093920, 37931488, 47414360, 94828720, 189657440]

約数ペア:

[(1, 189657440), (2, 94828720), (4, 47414360), (5, 37931488), (7, 27093920), (8, 23707180), (10, 18965744), (14, 13546960), (16, 11853590), (17, 11156320), (20, 9482872), (28, 6773480), (32, 5926795), (34, 5578160), (35, 5418784), (40, 4741436), (49, 3870560), (56, 3386740), (68, 2789080), (70, 2709392), (80, 2370718), (85, 2231264), (98, 1935280), (112, 1693370), (119, 1593760), (136, 1394540), (140, 1354696), (160, 1185359), (170, 1115632), (196, 967640), (224, 846685), (238, 796880), (245, 774112), (272, 697270), (280, 677348), (340, 557816), (392, 483820), (476, 398440), (490, 387056), (544, 348635), (560, 338674), (595, 318752), (680, 278908), (784, 241910), (833, 227680), (952, 199220), (980, 193528), (1120, 169337), (1190, 159376), (1360, 139454), (1423, 133280), (1568, 120955), (1666, 113840), (1904, 99610), (1960, 96764), (2380, 79688), (2720, 69727), (2846, 66640), (3332, 56920), (3808, 49805), (3920, 48382), (4165, 45536), (4760, 39844), (5692, 33320), (6664, 28460), (7115, 26656), (7840, 24191), (8330, 22768), (9520, 19922), (9961, 19040), (11384, 16660), (13328, 14230)]