78908520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:739

約数の個数: 128

約数和(自身を含む): 254275200

約数和(自身を除く): 175366680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 53, 57, 60, 76, 95, 106, 114, 120, 152, 159, 190, 212, 228, 265, 285, 318, 380, 424, 456, 530, 570, 636, 653, 760, 795, 1007, 1060, 1140, 1272, 1306, 1590, 1959, 2014, 2120, 2280, 2612, 3021, 3180, 3265, 3918, 4028, 5035, 5224, 6042, 6360, 6530, 7836, 8056, 9795, 10070, 12084, 12407, 13060, 15105, 15672, 19590, 20140, 24168, 24814, 26120, 30210, 34609, 37221, 39180, 40280, 49628, 60420, 62035, 69218, 74442, 78360, 99256, 103827, 120840, 124070, 138436, 148884, 173045, 186105, 207654, 248140, 276872, 297768, 346090, 372210, 415308, 496280, 519135, 657571, 692180, 744420, 830616, 1038270, 1315142, 1384360, 1488840, 1972713, 2076540, 2630284, 3287855, 3945426, 4153080, 5260568, 6575710, 7890852, 9863565, 13151420, 15781704, 19727130, 26302840, 39454260, 78908520]

約数ペア:

[(1, 78908520), (2, 39454260), (3, 26302840), (4, 19727130), (5, 15781704), (6, 13151420), (8, 9863565), (10, 7890852), (12, 6575710), (15, 5260568), (19, 4153080), (20, 3945426), (24, 3287855), (30, 2630284), (38, 2076540), (40, 1972713), (53, 1488840), (57, 1384360), (60, 1315142), (76, 1038270), (95, 830616), (106, 744420), (114, 692180), (120, 657571), (152, 519135), (159, 496280), (190, 415308), (212, 372210), (228, 346090), (265, 297768), (285, 276872), (318, 248140), (380, 207654), (424, 186105), (456, 173045), (530, 148884), (570, 138436), (636, 124070), (653, 120840), (760, 103827), (795, 99256), (1007, 78360), (1060, 74442), (1140, 69218), (1272, 62035), (1306, 60420), (1590, 49628), (1959, 40280), (2014, 39180), (2120, 37221), (2280, 34609), (2612, 30210), (3021, 26120), (3180, 24814), (3265, 24168), (3918, 20140), (4028, 19590), (5035, 15672), (5224, 15105), (6042, 13060), (6360, 12407), (6530, 12084), (7836, 10070), (8056, 9795)]