78635480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{211}}^1$

素因数の和:262

約数の個数: 128

約数和(自身を含む): 223464960

約数和(自身を除く): 144829480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 121, 140, 154, 211, 220, 242, 280, 308, 385, 422, 440, 484, 605, 616, 770, 844, 847, 968, 1055, 1210, 1331, 1477, 1540, 1688, 1694, 2110, 2321, 2420, 2662, 2954, 3080, 3388, 4220, 4235, 4642, 4840, 5324, 5908, 6655, 6776, 7385, 8440, 8470, 9284, 9317, 10648, 11605, 11816, 13310, 14770, 16247, 16940, 18568, 18634, 23210, 25531, 26620, 29540, 32494, 33880, 37268, 46420, 46585, 51062, 53240, 59080, 64988, 74536, 81235, 92840, 93170, 102124, 127655, 129976, 162470, 178717, 186340, 204248, 255310, 280841, 324940, 357434, 372680, 510620, 561682, 649880, 714868, 893585, 1021240, 1123364, 1404205, 1429736, 1787170, 1965887, 2246728, 2808410, 3574340, 3931774, 5616820, 7148680, 7863548, 9829435, 11233640, 15727096, 19658870, 39317740, 78635480]

約数ペア:

[(1, 78635480), (2, 39317740), (4, 19658870), (5, 15727096), (7, 11233640), (8, 9829435), (10, 7863548), (11, 7148680), (14, 5616820), (20, 3931774), (22, 3574340), (28, 2808410), (35, 2246728), (40, 1965887), (44, 1787170), (55, 1429736), (56, 1404205), (70, 1123364), (77, 1021240), (88, 893585), (110, 714868), (121, 649880), (140, 561682), (154, 510620), (211, 372680), (220, 357434), (242, 324940), (280, 280841), (308, 255310), (385, 204248), (422, 186340), (440, 178717), (484, 162470), (605, 129976), (616, 127655), (770, 102124), (844, 93170), (847, 92840), (968, 81235), (1055, 74536), (1210, 64988), (1331, 59080), (1477, 53240), (1540, 51062), (1688, 46585), (1694, 46420), (2110, 37268), (2321, 33880), (2420, 32494), (2662, 29540), (2954, 26620), (3080, 25531), (3388, 23210), (4220, 18634), (4235, 18568), (4642, 16940), (4840, 16247), (5324, 14770), (5908, 13310), (6655, 11816), (6776, 11605), (7385, 10648), (8440, 9317), (8470, 9284)]