28620240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:357

約数の個数: 160

約数和(自身を含む): 99743616

約数和(自身を除く): 71123376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 37, 40, 44, 48, 55, 60, 66, 74, 80, 88, 110, 111, 120, 132, 148, 165, 176, 185, 220, 222, 240, 264, 293, 296, 330, 370, 407, 440, 444, 528, 555, 586, 592, 660, 740, 814, 879, 880, 888, 1110, 1172, 1221, 1320, 1465, 1480, 1628, 1758, 1776, 2035, 2220, 2344, 2442, 2640, 2930, 2960, 3223, 3256, 3516, 4070, 4395, 4440, 4688, 4884, 5860, 6105, 6446, 6512, 7032, 8140, 8790, 8880, 9669, 9768, 10841, 11720, 12210, 12892, 14064, 16115, 16280, 17580, 19338, 19536, 21682, 23440, 24420, 25784, 32230, 32523, 32560, 35160, 38676, 43364, 48345, 48840, 51568, 54205, 64460, 65046, 70320, 77352, 86728, 96690, 97680, 108410, 119251, 128920, 130092, 154704, 162615, 173456, 193380, 216820, 238502, 257840, 260184, 325230, 357753, 386760, 433640, 477004, 520368, 596255, 650460, 715506, 773520, 867280, 954008, 1192510, 1300920, 1431012, 1788765, 1908016, 2385020, 2601840, 2862024, 3577530, 4770040, 5724048, 7155060, 9540080, 14310120, 28620240]

約数ペア:

[(1, 28620240), (2, 14310120), (3, 9540080), (4, 7155060), (5, 5724048), (6, 4770040), (8, 3577530), (10, 2862024), (11, 2601840), (12, 2385020), (15, 1908016), (16, 1788765), (20, 1431012), (22, 1300920), (24, 1192510), (30, 954008), (33, 867280), (37, 773520), (40, 715506), (44, 650460), (48, 596255), (55, 520368), (60, 477004), (66, 433640), (74, 386760), (80, 357753), (88, 325230), (110, 260184), (111, 257840), (120, 238502), (132, 216820), (148, 193380), (165, 173456), (176, 162615), (185, 154704), (220, 130092), (222, 128920), (240, 119251), (264, 108410), (293, 97680), (296, 96690), (330, 86728), (370, 77352), (407, 70320), (440, 65046), (444, 64460), (528, 54205), (555, 51568), (586, 48840), (592, 48345), (660, 43364), (740, 38676), (814, 35160), (879, 32560), (880, 32523), (888, 32230), (1110, 25784), (1172, 24420), (1221, 23440), (1320, 21682), (1465, 19536), (1480, 19338), (1628, 17580), (1758, 16280), (1776, 16115), (2035, 14064), (2220, 12892), (2344, 12210), (2442, 11720), (2640, 10841), (2930, 9768), (2960, 9669), (3223, 8880), (3256, 8790), (3516, 8140), (4070, 7032), (4395, 6512), (4440, 6446), (4688, 6105), (4884, 5860)]