153241840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{557}}^1$

素因数の和:770

約数の個数: 80

約数和(自身を含む): 377788320

約数和(自身を除く): 224546480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 181, 190, 304, 362, 380, 557, 724, 760, 905, 1114, 1448, 1520, 1810, 2228, 2785, 2896, 3439, 3620, 4456, 5570, 6878, 7240, 8912, 10583, 11140, 13756, 14480, 17195, 21166, 22280, 27512, 34390, 42332, 44560, 52915, 55024, 68780, 84664, 100817, 105830, 137560, 169328, 201634, 211660, 275120, 403268, 423320, 504085, 806536, 846640, 1008170, 1613072, 1915523, 2016340, 3831046, 4032680, 7662092, 8065360, 9577615, 15324184, 19155230, 30648368, 38310460, 76620920, 153241840]

約数ペア:

[(1, 153241840), (2, 76620920), (4, 38310460), (5, 30648368), (8, 19155230), (10, 15324184), (16, 9577615), (19, 8065360), (20, 7662092), (38, 4032680), (40, 3831046), (76, 2016340), (80, 1915523), (95, 1613072), (152, 1008170), (181, 846640), (190, 806536), (304, 504085), (362, 423320), (380, 403268), (557, 275120), (724, 211660), (760, 201634), (905, 169328), (1114, 137560), (1448, 105830), (1520, 100817), (1810, 84664), (2228, 68780), (2785, 55024), (2896, 52915), (3439, 44560), (3620, 42332), (4456, 34390), (5570, 27512), (6878, 22280), (7240, 21166), (8912, 17195), (10583, 14480), (11140, 13756)]