30248240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{929}}^1$

素因数の和:990

約数の個数: 80

約数和(自身を含む): 78878880

約数和(自身を除く): 48630640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 148, 176, 185, 220, 296, 370, 407, 440, 592, 740, 814, 880, 929, 1480, 1628, 1858, 2035, 2960, 3256, 3716, 4070, 4645, 6512, 7432, 8140, 9290, 10219, 14864, 16280, 18580, 20438, 32560, 34373, 37160, 40876, 51095, 68746, 74320, 81752, 102190, 137492, 163504, 171865, 204380, 274984, 343730, 378103, 408760, 549968, 687460, 756206, 817520, 1374920, 1512412, 1890515, 2749840, 3024824, 3781030, 6049648, 7562060, 15124120, 30248240]

約数ペア:

[(1, 30248240), (2, 15124120), (4, 7562060), (5, 6049648), (8, 3781030), (10, 3024824), (11, 2749840), (16, 1890515), (20, 1512412), (22, 1374920), (37, 817520), (40, 756206), (44, 687460), (55, 549968), (74, 408760), (80, 378103), (88, 343730), (110, 274984), (148, 204380), (176, 171865), (185, 163504), (220, 137492), (296, 102190), (370, 81752), (407, 74320), (440, 68746), (592, 51095), (740, 40876), (814, 37160), (880, 34373), (929, 32560), (1480, 20438), (1628, 18580), (1858, 16280), (2035, 14864), (2960, 10219), (3256, 9290), (3716, 8140), (4070, 7432), (4645, 6512)]