79539720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{761}}^1$

素因数の和:855

約数の個数: 128

約数和(自身を含む): 261152640

約数和(自身を除く): 181612920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 67, 78, 104, 120, 130, 134, 156, 195, 201, 260, 268, 312, 335, 390, 402, 520, 536, 670, 761, 780, 804, 871, 1005, 1340, 1522, 1560, 1608, 1742, 2010, 2283, 2613, 2680, 3044, 3484, 3805, 4020, 4355, 4566, 5226, 6088, 6968, 7610, 8040, 8710, 9132, 9893, 10452, 11415, 13065, 15220, 17420, 18264, 19786, 20904, 22830, 26130, 29679, 30440, 34840, 39572, 45660, 49465, 50987, 52260, 59358, 79144, 91320, 98930, 101974, 104520, 118716, 148395, 152961, 197860, 203948, 237432, 254935, 296790, 305922, 395720, 407896, 509870, 593580, 611844, 662831, 764805, 1019740, 1187160, 1223688, 1325662, 1529610, 1988493, 2039480, 2651324, 3059220, 3314155, 3976986, 5302648, 6118440, 6628310, 7953972, 9942465, 13256620, 15907944, 19884930, 26513240, 39769860, 79539720]

約数ペア:

[(1, 79539720), (2, 39769860), (3, 26513240), (4, 19884930), (5, 15907944), (6, 13256620), (8, 9942465), (10, 7953972), (12, 6628310), (13, 6118440), (15, 5302648), (20, 3976986), (24, 3314155), (26, 3059220), (30, 2651324), (39, 2039480), (40, 1988493), (52, 1529610), (60, 1325662), (65, 1223688), (67, 1187160), (78, 1019740), (104, 764805), (120, 662831), (130, 611844), (134, 593580), (156, 509870), (195, 407896), (201, 395720), (260, 305922), (268, 296790), (312, 254935), (335, 237432), (390, 203948), (402, 197860), (520, 152961), (536, 148395), (670, 118716), (761, 104520), (780, 101974), (804, 98930), (871, 91320), (1005, 79144), (1340, 59358), (1522, 52260), (1560, 50987), (1608, 49465), (1742, 45660), (2010, 39572), (2283, 34840), (2613, 30440), (2680, 29679), (3044, 26130), (3484, 22830), (3805, 20904), (4020, 19786), (4355, 18264), (4566, 17420), (5226, 15220), (6088, 13065), (6968, 11415), (7610, 10452), (8040, 9893), (8710, 9132)]