20147752680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{743}}^1\times {\mathrm{20543}}^1$

素因数の和:21311

約数の個数: 128

約数和(自身を含む): 66030059520

約数和(自身を除く): 45882306840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 743, 1320, 1486, 2229, 2972, 3715, 4458, 5944, 7430, 8173, 8916, 11145, 14860, 16346, 17832, 20543, 22290, 24519, 29720, 32692, 40865, 41086, 44580, 49038, 61629, 65384, 81730, 82172, 89160, 98076, 102715, 122595, 123258, 163460, 164344, 196152, 205430, 225973, 245190, 246516, 308145, 326920, 410860, 451946, 490380, 493032, 616290, 677919, 821720, 903892, 980760, 1129865, 1232580, 1355838, 1807784, 2259730, 2465160, 2711676, 3389595, 4519460, 5423352, 6779190, 9038920, 13558380, 15263449, 27116760, 30526898, 45790347, 61053796, 76317245, 91580694, 122107592, 152634490, 167897939, 183161388, 228951735, 305268980, 335795878, 366322776, 457903470, 503693817, 610537960, 671591756, 839489695, 915806940, 1007387634, 1343183512, 1678979390, 1831613880, 2014775268, 2518469085, 3357958780, 4029550536, 5036938170, 6715917560, 10073876340, 20147752680]

約数ペア:

[(1, 20147752680), (2, 10073876340), (3, 6715917560), (4, 5036938170), (5, 4029550536), (6, 3357958780), (8, 2518469085), (10, 2014775268), (11, 1831613880), (12, 1678979390), (15, 1343183512), (20, 1007387634), (22, 915806940), (24, 839489695), (30, 671591756), (33, 610537960), (40, 503693817), (44, 457903470), (55, 366322776), (60, 335795878), (66, 305268980), (88, 228951735), (110, 183161388), (120, 167897939), (132, 152634490), (165, 122107592), (220, 91580694), (264, 76317245), (330, 61053796), (440, 45790347), (660, 30526898), (743, 27116760), (1320, 15263449), (1486, 13558380), (2229, 9038920), (2972, 6779190), (3715, 5423352), (4458, 4519460), (5944, 3389595), (7430, 2711676), (8173, 2465160), (8916, 2259730), (11145, 1807784), (14860, 1355838), (16346, 1232580), (17832, 1129865), (20543, 980760), (22290, 903892), (24519, 821720), (29720, 677919), (32692, 616290), (40865, 493032), (41086, 490380), (44580, 451946), (49038, 410860), (61629, 326920), (65384, 308145), (81730, 246516), (82172, 245190), (89160, 225973), (98076, 205430), (102715, 196152), (122595, 164344), (123258, 163460)]