154987910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:250

約数の個数: 128

約数和(自身を含む): 369819648

約数和(自身を除く): 214831738

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 43, 55, 62, 70, 77, 86, 110, 151, 154, 155, 215, 217, 301, 302, 310, 341, 385, 430, 434, 473, 602, 682, 755, 770, 946, 1057, 1085, 1333, 1505, 1510, 1661, 1705, 2114, 2170, 2365, 2387, 2666, 3010, 3311, 3322, 3410, 4681, 4730, 4774, 5285, 6493, 6622, 6665, 8305, 9331, 9362, 10570, 11627, 11935, 12986, 13330, 14663, 16555, 16610, 18662, 23254, 23405, 23870, 29326, 32465, 32767, 33110, 45451, 46655, 46810, 51491, 58135, 64930, 65534, 71423, 73315, 90902, 93310, 102641, 102982, 116270, 142846, 146630, 163835, 201283, 205282, 227255, 257455, 327670, 357115, 360437, 402566, 454510, 499961, 513205, 514910, 714230, 720874, 999922, 1006415, 1026410, 1408981, 1802185, 2012830, 2214113, 2499805, 2817962, 3604370, 4428226, 4999610, 7044905, 11070565, 14089810, 15498791, 22141130, 30997582, 77493955, 154987910]

約数ペア:

[(1, 154987910), (2, 77493955), (5, 30997582), (7, 22141130), (10, 15498791), (11, 14089810), (14, 11070565), (22, 7044905), (31, 4999610), (35, 4428226), (43, 3604370), (55, 2817962), (62, 2499805), (70, 2214113), (77, 2012830), (86, 1802185), (110, 1408981), (151, 1026410), (154, 1006415), (155, 999922), (215, 720874), (217, 714230), (301, 514910), (302, 513205), (310, 499961), (341, 454510), (385, 402566), (430, 360437), (434, 357115), (473, 327670), (602, 257455), (682, 227255), (755, 205282), (770, 201283), (946, 163835), (1057, 146630), (1085, 142846), (1333, 116270), (1505, 102982), (1510, 102641), (1661, 93310), (1705, 90902), (2114, 73315), (2170, 71423), (2365, 65534), (2387, 64930), (2666, 58135), (3010, 51491), (3311, 46810), (3322, 46655), (3410, 45451), (4681, 33110), (4730, 32767), (4774, 32465), (5285, 29326), (6493, 23870), (6622, 23405), (6665, 23254), (8305, 18662), (9331, 16610), (9362, 16555), (10570, 14663), (11627, 13330), (11935, 12986)]