178557930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^2$

素因数の和:165

約数の個数: 144

約数和(自身を含む): 504976680

約数和(自身を除く): 326418750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 37, 43, 45, 58, 74, 86, 87, 90, 111, 129, 145, 174, 185, 215, 222, 258, 261, 290, 333, 370, 387, 430, 435, 522, 555, 645, 666, 774, 870, 1073, 1110, 1247, 1290, 1305, 1591, 1665, 1849, 1935, 2146, 2494, 2610, 3182, 3219, 3330, 3698, 3741, 3870, 4773, 5365, 5547, 6235, 6438, 7482, 7955, 9245, 9546, 9657, 10730, 11094, 11223, 12470, 14319, 15910, 16095, 16641, 18490, 18705, 19314, 22446, 23865, 27735, 28638, 32190, 33282, 37410, 46139, 47730, 48285, 53621, 55470, 56115, 68413, 71595, 83205, 92278, 96570, 107242, 112230, 136826, 138417, 143190, 160863, 166410, 205239, 230695, 268105, 276834, 321726, 342065, 410478, 415251, 461390, 482589, 536210, 615717, 684130, 692085, 804315, 830502, 965178, 1026195, 1231434, 1384170, 1608630, 1983977, 2052390, 2076255, 2412945, 3078585, 3967954, 4152510, 4825890, 5951931, 6157170, 9919885, 11903862, 17855793, 19839770, 29759655, 35711586, 59519310, 89278965, 178557930]

約数ペア:

[(1, 178557930), (2, 89278965), (3, 59519310), (5, 35711586), (6, 29759655), (9, 19839770), (10, 17855793), (15, 11903862), (18, 9919885), (29, 6157170), (30, 5951931), (37, 4825890), (43, 4152510), (45, 3967954), (58, 3078585), (74, 2412945), (86, 2076255), (87, 2052390), (90, 1983977), (111, 1608630), (129, 1384170), (145, 1231434), (174, 1026195), (185, 965178), (215, 830502), (222, 804315), (258, 692085), (261, 684130), (290, 615717), (333, 536210), (370, 482589), (387, 461390), (430, 415251), (435, 410478), (522, 342065), (555, 321726), (645, 276834), (666, 268105), (774, 230695), (870, 205239), (1073, 166410), (1110, 160863), (1247, 143190), (1290, 138417), (1305, 136826), (1591, 112230), (1665, 107242), (1849, 96570), (1935, 92278), (2146, 83205), (2494, 71595), (2610, 68413), (3182, 56115), (3219, 55470), (3330, 53621), (3698, 48285), (3741, 47730), (3870, 46139), (4773, 37410), (5365, 33282), (5547, 32190), (6235, 28638), (6438, 27735), (7482, 23865), (7955, 22446), (9245, 19314), (9546, 18705), (9657, 18490), (10730, 16641), (11094, 16095), (11223, 15910), (12470, 14319)]