239142540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6257}}^1$

素因数の和:6296

約数の個数: 144

約数和(自身を含む): 838972512

約数和(自身を除く): 599829972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 5460, 6257, 6370, 7644, 9555, 12514, 12740, 18771, 19110, 25028, 31285, 37542, 38220, 43799, 62570, 75084, 81341, 87598, 93855, 125140, 131397, 162682, 175196, 187710, 218995, 244023, 262794, 306593, 325364, 375420, 406705, 437990, 488046, 525588, 569387, 613186, 656985, 813410, 875980, 919779, 976092, 1138774, 1220115, 1226372, 1313970, 1532965, 1626820, 1708161, 1839558, 2277548, 2440230, 2627940, 2846935, 3065930, 3416322, 3679116, 3985709, 4598895, 4880460, 5693870, 6131860, 6832644, 7971418, 8540805, 9197790, 11387740, 11957127, 15942836, 17081610, 18395580, 19928545, 23914254, 34163220, 39857090, 47828508, 59785635, 79714180, 119571270, 239142540]

約数ペア:

[(1, 239142540), (2, 119571270), (3, 79714180), (4, 59785635), (5, 47828508), (6, 39857090), (7, 34163220), (10, 23914254), (12, 19928545), (13, 18395580), (14, 17081610), (15, 15942836), (20, 11957127), (21, 11387740), (26, 9197790), (28, 8540805), (30, 7971418), (35, 6832644), (39, 6131860), (42, 5693870), (49, 4880460), (52, 4598895), (60, 3985709), (65, 3679116), (70, 3416322), (78, 3065930), (84, 2846935), (91, 2627940), (98, 2440230), (105, 2277548), (130, 1839558), (140, 1708161), (147, 1626820), (156, 1532965), (182, 1313970), (195, 1226372), (196, 1220115), (210, 1138774), (245, 976092), (260, 919779), (273, 875980), (294, 813410), (364, 656985), (390, 613186), (420, 569387), (455, 525588), (490, 488046), (546, 437990), (588, 406705), (637, 375420), (735, 325364), (780, 306593), (910, 262794), (980, 244023), (1092, 218995), (1274, 187710), (1365, 175196), (1470, 162682), (1820, 131397), (1911, 125140), (2548, 93855), (2730, 87598), (2940, 81341), (3185, 75084), (3822, 62570), (5460, 43799), (6257, 38220), (6370, 37542), (7644, 31285), (9555, 25028), (12514, 19110), (12740, 18771)]