16288740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6961}}^1$

素因数の和:6989

約数の個数: 72

約数和(自身を含む): 53217528

約数和(自身を除く): 36928788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 6961, 13922, 20883, 27844, 34805, 41766, 62649, 69610, 83532, 90493, 104415, 125298, 139220, 180986, 208830, 250596, 271479, 313245, 361972, 417660, 452465, 542958, 626490, 814437, 904930, 1085916, 1252980, 1357395, 1628874, 1809860, 2714790, 3257748, 4072185, 5429580, 8144370, 16288740]

約数ペア:

[(1, 16288740), (2, 8144370), (3, 5429580), (4, 4072185), (5, 3257748), (6, 2714790), (9, 1809860), (10, 1628874), (12, 1357395), (13, 1252980), (15, 1085916), (18, 904930), (20, 814437), (26, 626490), (30, 542958), (36, 452465), (39, 417660), (45, 361972), (52, 313245), (60, 271479), (65, 250596), (78, 208830), (90, 180986), (117, 139220), (130, 125298), (156, 104415), (180, 90493), (195, 83532), (234, 69610), (260, 62649), (390, 41766), (468, 34805), (585, 27844), (780, 20883), (1170, 13922), (2340, 6961)]