490612892

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:328

約数の個数: 108

約数和(自身を含む): 1113133392

約数和(自身を除く): 622520500

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 137, 151, 154, 196, 242, 274, 302, 308, 484, 539, 548, 604, 847, 959, 1057, 1078, 1507, 1661, 1694, 1918, 2114, 2156, 3014, 3322, 3388, 3836, 4228, 5929, 6028, 6644, 6713, 7399, 10549, 11627, 11858, 13426, 14798, 16577, 18271, 20687, 21098, 23254, 23716, 26852, 29596, 33154, 36542, 41374, 42196, 46508, 66308, 73084, 73843, 81389, 82748, 116039, 127897, 144809, 147686, 162778, 227557, 232078, 255794, 289618, 295372, 325556, 455114, 464156, 511588, 579236, 812273, 895279, 910228, 1013663, 1592899, 1624546, 1790558, 2027326, 2503127, 3185798, 3249092, 3581116, 4054652, 5006254, 6371596, 10012508, 11150293, 17521889, 22300586, 35043778, 44601172, 70087556, 122653223, 245306446, 490612892]

約数ペア:

[(1, 490612892), (2, 245306446), (4, 122653223), (7, 70087556), (11, 44601172), (14, 35043778), (22, 22300586), (28, 17521889), (44, 11150293), (49, 10012508), (77, 6371596), (98, 5006254), (121, 4054652), (137, 3581116), (151, 3249092), (154, 3185798), (196, 2503127), (242, 2027326), (274, 1790558), (302, 1624546), (308, 1592899), (484, 1013663), (539, 910228), (548, 895279), (604, 812273), (847, 579236), (959, 511588), (1057, 464156), (1078, 455114), (1507, 325556), (1661, 295372), (1694, 289618), (1918, 255794), (2114, 232078), (2156, 227557), (3014, 162778), (3322, 147686), (3388, 144809), (3836, 127897), (4228, 116039), (5929, 82748), (6028, 81389), (6644, 73843), (6713, 73084), (7399, 66308), (10549, 46508), (11627, 42196), (11858, 41374), (13426, 36542), (14798, 33154), (16577, 29596), (18271, 26852), (20687, 23716), (21098, 23254)]