145260640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5639}}^1$

素因数の和:5684

約数の個数: 96

約数和(自身を含む): 409328640

約数和(自身を除く): 264068000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 644, 736, 805, 920, 1120, 1288, 1610, 1840, 2576, 3220, 3680, 5152, 5639, 6440, 11278, 12880, 22556, 25760, 28195, 39473, 45112, 56390, 78946, 90224, 112780, 129697, 157892, 180448, 197365, 225560, 259394, 315784, 394730, 451120, 518788, 631568, 648485, 789460, 902240, 907879, 1037576, 1263136, 1296970, 1578920, 1815758, 2075152, 2593940, 3157840, 3631516, 4150304, 4539395, 5187880, 6315680, 7263032, 9078790, 10375760, 14526064, 18157580, 20751520, 29052128, 36315160, 72630320, 145260640]

約数ペア:

[(1, 145260640), (2, 72630320), (4, 36315160), (5, 29052128), (7, 20751520), (8, 18157580), (10, 14526064), (14, 10375760), (16, 9078790), (20, 7263032), (23, 6315680), (28, 5187880), (32, 4539395), (35, 4150304), (40, 3631516), (46, 3157840), (56, 2593940), (70, 2075152), (80, 1815758), (92, 1578920), (112, 1296970), (115, 1263136), (140, 1037576), (160, 907879), (161, 902240), (184, 789460), (224, 648485), (230, 631568), (280, 518788), (322, 451120), (368, 394730), (460, 315784), (560, 259394), (644, 225560), (736, 197365), (805, 180448), (920, 157892), (1120, 129697), (1288, 112780), (1610, 90224), (1840, 78946), (2576, 56390), (3220, 45112), (3680, 39473), (5152, 28195), (5639, 25760), (6440, 22556), (11278, 12880)]