138721156

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:162

約数の個数: 108

約数和(自身を含む): 313582080

約数和(自身を除く): 174860924

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 49, 62, 68, 79, 98, 119, 124, 158, 196, 217, 238, 289, 316, 434, 476, 527, 553, 578, 833, 868, 1054, 1106, 1156, 1343, 1519, 1666, 2023, 2108, 2212, 2449, 2686, 3038, 3332, 3689, 3871, 4046, 4898, 5372, 6076, 7378, 7742, 8092, 8959, 9401, 9796, 14161, 14756, 15484, 17143, 17918, 18802, 22831, 25823, 28322, 34286, 35836, 37604, 41633, 45662, 51646, 56644, 62713, 65807, 68572, 83266, 91324, 103292, 120001, 125426, 131614, 159817, 166532, 240002, 250852, 263228, 291431, 319634, 438991, 480004, 582862, 639268, 707761, 877982, 1118719, 1165724, 1415522, 1755964, 2040017, 2237438, 2831044, 4080034, 4474876, 4954327, 8160068, 9908654, 19817308, 34680289, 69360578, 138721156]

約数ペア:

[(1, 138721156), (2, 69360578), (4, 34680289), (7, 19817308), (14, 9908654), (17, 8160068), (28, 4954327), (31, 4474876), (34, 4080034), (49, 2831044), (62, 2237438), (68, 2040017), (79, 1755964), (98, 1415522), (119, 1165724), (124, 1118719), (158, 877982), (196, 707761), (217, 639268), (238, 582862), (289, 480004), (316, 438991), (434, 319634), (476, 291431), (527, 263228), (553, 250852), (578, 240002), (833, 166532), (868, 159817), (1054, 131614), (1106, 125426), (1156, 120001), (1343, 103292), (1519, 91324), (1666, 83266), (2023, 68572), (2108, 65807), (2212, 62713), (2449, 56644), (2686, 51646), (3038, 45662), (3332, 41633), (3689, 37604), (3871, 35836), (4046, 34286), (4898, 28322), (5372, 25823), (6076, 22831), (7378, 18802), (7742, 17918), (8092, 17143), (8959, 15484), (9401, 14756), (9796, 14161)]