15202856475

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{128213}}^1$

素因数の和:128277

約数の個数: 72

約数和(自身を含む): 29762059392

約数和(自身を除く): 14559202917

約数列:

[1, 3, 5, 9, 15, 17, 25, 31, 45, 51, 75, 85, 93, 153, 155, 225, 255, 279, 425, 465, 527, 765, 775, 1275, 1395, 1581, 2325, 2635, 3825, 4743, 6975, 7905, 13175, 23715, 39525, 118575, 128213, 384639, 641065, 1153917, 1923195, 2179621, 3205325, 3974603, 5769585, 6538863, 9615975, 10898105, 11923809, 19616589, 19873015, 28847925, 32694315, 35771427, 54490525, 59619045, 67568251, 98082945, 99365075, 163471575, 178857135, 202704753, 298095225, 337841255, 490414725, 608114259, 894285675, 1013523765, 1689206275, 3040571295, 5067618825, 15202856475]

約数ペア:

[(1, 15202856475), (3, 5067618825), (5, 3040571295), (9, 1689206275), (15, 1013523765), (17, 894285675), (25, 608114259), (31, 490414725), (45, 337841255), (51, 298095225), (75, 202704753), (85, 178857135), (93, 163471575), (153, 99365075), (155, 98082945), (225, 67568251), (255, 59619045), (279, 54490525), (425, 35771427), (465, 32694315), (527, 28847925), (765, 19873015), (775, 19616589), (1275, 11923809), (1395, 10898105), (1581, 9615975), (2325, 6538863), (2635, 5769585), (3825, 3974603), (4743, 3205325), (6975, 2179621), (7905, 1923195), (13175, 1153917), (23715, 641065), (39525, 384639), (118575, 128213)]