191062980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{17401}}^1$

素因数の和:17477

約数の個数: 72

約数和(自身を含む): 589092504

約数和(自身を除く): 398029524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 17401, 34802, 52203, 69604, 87005, 104406, 156609, 174010, 208812, 261015, 313218, 348020, 522030, 626436, 783045, 1044060, 1061461, 1566090, 2122922, 3132180, 3184383, 4245844, 5307305, 6368766, 9553149, 10614610, 12737532, 15921915, 19106298, 21229220, 31843830, 38212596, 47765745, 63687660, 95531490, 191062980]

約数ペア:

[(1, 191062980), (2, 95531490), (3, 63687660), (4, 47765745), (5, 38212596), (6, 31843830), (9, 21229220), (10, 19106298), (12, 15921915), (15, 12737532), (18, 10614610), (20, 9553149), (30, 6368766), (36, 5307305), (45, 4245844), (60, 3184383), (61, 3132180), (90, 2122922), (122, 1566090), (180, 1061461), (183, 1044060), (244, 783045), (305, 626436), (366, 522030), (549, 348020), (610, 313218), (732, 261015), (915, 208812), (1098, 174010), (1220, 156609), (1830, 104406), (2196, 87005), (2745, 69604), (3660, 52203), (5490, 34802), (10980, 17401)]