30717280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:620

約数の個数: 96

約数和(自身を含む): 81865728

約数和(自身を除く): 51148448

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 341, 352, 440, 496, 563, 620, 682, 880, 992, 1126, 1240, 1364, 1705, 1760, 2252, 2480, 2728, 2815, 3410, 4504, 4960, 5456, 5630, 6193, 6820, 9008, 10912, 11260, 12386, 13640, 17453, 18016, 22520, 24772, 27280, 30965, 34906, 45040, 49544, 54560, 61930, 69812, 87265, 90080, 99088, 123860, 139624, 174530, 191983, 198176, 247720, 279248, 349060, 383966, 495440, 558496, 698120, 767932, 959915, 990880, 1396240, 1535864, 1919830, 2792480, 3071728, 3839660, 6143456, 7679320, 15358640, 30717280]

約数ペア:

[(1, 30717280), (2, 15358640), (4, 7679320), (5, 6143456), (8, 3839660), (10, 3071728), (11, 2792480), (16, 1919830), (20, 1535864), (22, 1396240), (31, 990880), (32, 959915), (40, 767932), (44, 698120), (55, 558496), (62, 495440), (80, 383966), (88, 349060), (110, 279248), (124, 247720), (155, 198176), (160, 191983), (176, 174530), (220, 139624), (248, 123860), (310, 99088), (341, 90080), (352, 87265), (440, 69812), (496, 61930), (563, 54560), (620, 49544), (682, 45040), (880, 34906), (992, 30965), (1126, 27280), (1240, 24772), (1364, 22520), (1705, 18016), (1760, 17453), (2252, 13640), (2480, 12386), (2728, 11260), (2815, 10912), (3410, 9008), (4504, 6820), (4960, 6193), (5456, 5630)]