77881020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1733}}^1$

素因数の和:1859

約数の個数: 96

約数和(自身を含む): 251693568

約数和(自身を除く): 173812548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 107, 140, 210, 214, 321, 420, 428, 535, 642, 749, 1070, 1284, 1498, 1605, 1733, 2140, 2247, 2996, 3210, 3466, 3745, 4494, 5199, 6420, 6932, 7490, 8665, 8988, 10398, 11235, 12131, 14980, 17330, 20796, 22470, 24262, 25995, 34660, 36393, 44940, 48524, 51990, 60655, 72786, 103980, 121310, 145572, 181965, 185431, 242620, 363930, 370862, 556293, 727860, 741724, 927155, 1112586, 1298017, 1854310, 2225172, 2596034, 2781465, 3708620, 3894051, 5192068, 5562930, 6490085, 7788102, 11125860, 12980170, 15576204, 19470255, 25960340, 38940510, 77881020]

約数ペア:

[(1, 77881020), (2, 38940510), (3, 25960340), (4, 19470255), (5, 15576204), (6, 12980170), (7, 11125860), (10, 7788102), (12, 6490085), (14, 5562930), (15, 5192068), (20, 3894051), (21, 3708620), (28, 2781465), (30, 2596034), (35, 2225172), (42, 1854310), (60, 1298017), (70, 1112586), (84, 927155), (105, 741724), (107, 727860), (140, 556293), (210, 370862), (214, 363930), (321, 242620), (420, 185431), (428, 181965), (535, 145572), (642, 121310), (749, 103980), (1070, 72786), (1284, 60655), (1498, 51990), (1605, 48524), (1733, 44940), (2140, 36393), (2247, 34660), (2996, 25995), (3210, 24262), (3466, 22470), (3745, 20796), (4494, 17330), (5199, 14980), (6420, 12131), (6932, 11235), (7490, 10398), (8665, 8988)]