76860420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2011}}^1$

素因数の和:2050

約数の個数: 144

約数和(自身を含む): 269736768

約数和(自身を除く): 192876348

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, 2011, 2548, 2730, 2940, 3185, 3822, 4022, 5460, 6033, 6370, 7644, 8044, 9555, 10055, 12066, 12740, 14077, 19110, 20110, 24132, 26143, 28154, 30165, 38220, 40220, 42231, 52286, 56308, 60330, 70385, 78429, 84462, 98539, 104572, 120660, 130715, 140770, 156858, 168924, 183001, 197078, 211155, 261430, 281540, 295617, 313716, 366002, 392145, 394156, 422310, 492695, 522860, 549003, 591234, 732004, 784290, 844620, 915005, 985390, 1098006, 1182468, 1281007, 1478085, 1568580, 1830010, 1970780, 2196012, 2562014, 2745015, 2956170, 3660020, 3843021, 5124028, 5490030, 5912340, 6405035, 7686042, 10980060, 12810070, 15372084, 19215105, 25620140, 38430210, 76860420]

約数ペア:

[(1, 76860420), (2, 38430210), (3, 25620140), (4, 19215105), (5, 15372084), (6, 12810070), (7, 10980060), (10, 7686042), (12, 6405035), (13, 5912340), (14, 5490030), (15, 5124028), (20, 3843021), (21, 3660020), (26, 2956170), (28, 2745015), (30, 2562014), (35, 2196012), (39, 1970780), (42, 1830010), (49, 1568580), (52, 1478085), (60, 1281007), (65, 1182468), (70, 1098006), (78, 985390), (84, 915005), (91, 844620), (98, 784290), (105, 732004), (130, 591234), (140, 549003), (147, 522860), (156, 492695), (182, 422310), (195, 394156), (196, 392145), (210, 366002), (245, 313716), (260, 295617), (273, 281540), (294, 261430), (364, 211155), (390, 197078), (420, 183001), (455, 168924), (490, 156858), (546, 140770), (588, 130715), (637, 120660), (735, 104572), (780, 98539), (910, 84462), (980, 78429), (1092, 70385), (1274, 60330), (1365, 56308), (1470, 52286), (1820, 42231), (1911, 40220), (2011, 38220), (2548, 30165), (2730, 28154), (2940, 26143), (3185, 24132), (3822, 20110), (4022, 19110), (5460, 14077), (6033, 12740), (6370, 12066), (7644, 10055), (8044, 9555)]