144450440

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1117}}^1$

素因数の和:1242

約数の個数: 64

約数和(自身を含む): 336875760

約数和(自身を除く): 192425320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 61, 106, 122, 212, 244, 265, 305, 424, 488, 530, 610, 1060, 1117, 1220, 2120, 2234, 2440, 3233, 4468, 5585, 6466, 8936, 11170, 12932, 16165, 22340, 25864, 32330, 44680, 59201, 64660, 68137, 118402, 129320, 136274, 236804, 272548, 296005, 340685, 473608, 545096, 592010, 681370, 1184020, 1362740, 2368040, 2725480, 3611261, 7222522, 14445044, 18056305, 28890088, 36112610, 72225220, 144450440]

約数ペア:

[(1, 144450440), (2, 72225220), (4, 36112610), (5, 28890088), (8, 18056305), (10, 14445044), (20, 7222522), (40, 3611261), (53, 2725480), (61, 2368040), (106, 1362740), (122, 1184020), (212, 681370), (244, 592010), (265, 545096), (305, 473608), (424, 340685), (488, 296005), (530, 272548), (610, 236804), (1060, 136274), (1117, 129320), (1220, 118402), (2120, 68137), (2234, 64660), (2440, 59201), (3233, 44680), (4468, 32330), (5585, 25864), (6466, 22340), (8936, 16165), (11170, 12932)]