78072368

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:706

約数の個数: 80

約数和(自身を含む): 178679040

約数和(自身を除く): 100606672

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 37, 38, 44, 74, 76, 88, 148, 152, 176, 209, 296, 304, 407, 418, 592, 631, 703, 814, 836, 1262, 1406, 1628, 1672, 2524, 2812, 3256, 3344, 5048, 5624, 6512, 6941, 7733, 10096, 11248, 11989, 13882, 15466, 23347, 23978, 27764, 30932, 46694, 47956, 55528, 61864, 93388, 95912, 111056, 123728, 131879, 186776, 191824, 256817, 263758, 373552, 443593, 513634, 527516, 887186, 1027268, 1055032, 1774372, 2054536, 2110064, 3548744, 4109072, 4879523, 7097488, 9759046, 19518092, 39036184, 78072368]

約数ペア:

[(1, 78072368), (2, 39036184), (4, 19518092), (8, 9759046), (11, 7097488), (16, 4879523), (19, 4109072), (22, 3548744), (37, 2110064), (38, 2054536), (44, 1774372), (74, 1055032), (76, 1027268), (88, 887186), (148, 527516), (152, 513634), (176, 443593), (209, 373552), (296, 263758), (304, 256817), (407, 191824), (418, 186776), (592, 131879), (631, 123728), (703, 111056), (814, 95912), (836, 93388), (1262, 61864), (1406, 55528), (1628, 47956), (1672, 46694), (2524, 30932), (2812, 27764), (3256, 23978), (3344, 23347), (5048, 15466), (5624, 13882), (6512, 11989), (6941, 11248), (7733, 10096)]