1289905890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{67499}}^1$

素因数の和:67536

約数の個数: 96

約数和(自身を含む): 3878280000

約数和(自身を除く): 2588374110

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 49, 65, 70, 78, 91, 98, 105, 130, 147, 182, 195, 210, 245, 273, 294, 390, 455, 490, 546, 637, 735, 910, 1274, 1365, 1470, 1911, 2730, 3185, 3822, 6370, 9555, 19110, 67499, 134998, 202497, 337495, 404994, 472493, 674990, 877487, 944986, 1012485, 1417479, 1754974, 2024970, 2362465, 2632461, 2834958, 3307451, 4387435, 4724930, 5264922, 6142409, 6614902, 7087395, 8774870, 9922353, 12284818, 13162305, 14174790, 16537255, 18427227, 19844706, 26324610, 30712045, 33074510, 36854454, 42996863, 49611765, 61424090, 85993726, 92136135, 99223530, 128990589, 184272270, 214984315, 257981178, 429968630, 644952945, 1289905890]

約数ペア:

[(1, 1289905890), (2, 644952945), (3, 429968630), (5, 257981178), (6, 214984315), (7, 184272270), (10, 128990589), (13, 99223530), (14, 92136135), (15, 85993726), (21, 61424090), (26, 49611765), (30, 42996863), (35, 36854454), (39, 33074510), (42, 30712045), (49, 26324610), (65, 19844706), (70, 18427227), (78, 16537255), (91, 14174790), (98, 13162305), (105, 12284818), (130, 9922353), (147, 8774870), (182, 7087395), (195, 6614902), (210, 6142409), (245, 5264922), (273, 4724930), (294, 4387435), (390, 3307451), (455, 2834958), (490, 2632461), (546, 2362465), (637, 2024970), (735, 1754974), (910, 1417479), (1274, 1012485), (1365, 944986), (1470, 877487), (1911, 674990), (2730, 472493), (3185, 404994), (3822, 337495), (6370, 202497), (9555, 134998), (19110, 67499)]