1566658990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:266

約数の個数: 128

約数和(自身を含む): 3257210880

約数和(自身を除く): 1690551890

約数列:

[1, 2, 5, 10, 13, 26, 43, 47, 65, 67, 86, 89, 94, 130, 134, 178, 215, 235, 335, 430, 445, 470, 559, 611, 670, 871, 890, 1118, 1157, 1222, 1742, 2021, 2314, 2795, 2881, 3055, 3149, 3827, 4042, 4183, 4355, 5590, 5762, 5785, 5963, 6110, 6298, 7654, 8366, 8710, 10105, 11570, 11926, 14405, 15745, 19135, 20210, 20915, 26273, 28810, 29815, 31490, 37453, 38270, 40937, 41830, 49751, 52546, 54379, 59630, 74906, 77519, 81874, 99502, 108758, 131365, 135407, 155038, 179869, 187265, 204685, 248755, 256409, 262730, 270814, 271895, 280261, 359738, 374530, 387595, 409370, 497510, 512818, 543790, 560522, 677035, 775190, 899345, 1282045, 1354070, 1401305, 1760291, 1798690, 2338297, 2564090, 2802610, 3333317, 3520582, 3643393, 4676594, 6666634, 7286786, 8801455, 11691485, 12051223, 16666585, 17602910, 18216965, 23382970, 24102446, 33333170, 36433930, 60256115, 120512230, 156665899, 313331798, 783329495, 1566658990]

約数ペア:

[(1, 1566658990), (2, 783329495), (5, 313331798), (10, 156665899), (13, 120512230), (26, 60256115), (43, 36433930), (47, 33333170), (65, 24102446), (67, 23382970), (86, 18216965), (89, 17602910), (94, 16666585), (130, 12051223), (134, 11691485), (178, 8801455), (215, 7286786), (235, 6666634), (335, 4676594), (430, 3643393), (445, 3520582), (470, 3333317), (559, 2802610), (611, 2564090), (670, 2338297), (871, 1798690), (890, 1760291), (1118, 1401305), (1157, 1354070), (1222, 1282045), (1742, 899345), (2021, 775190), (2314, 677035), (2795, 560522), (2881, 543790), (3055, 512818), (3149, 497510), (3827, 409370), (4042, 387595), (4183, 374530), (4355, 359738), (5590, 280261), (5762, 271895), (5785, 270814), (5963, 262730), (6110, 256409), (6298, 248755), (7654, 204685), (8366, 187265), (8710, 179869), (10105, 155038), (11570, 135407), (11926, 131365), (14405, 108758), (15745, 99502), (19135, 81874), (20210, 77519), (20915, 74906), (26273, 59630), (28810, 54379), (29815, 52546), (31490, 49751), (37453, 41830), (38270, 40937)]