440347068

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{13339}}^1$

素因数の和:13487

約数の個数: 72

約数和(自身を含む): 1281920640

約数和(自身を除く): 841573572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 131, 252, 262, 393, 524, 786, 917, 1179, 1572, 1834, 2358, 2751, 3668, 4716, 5502, 8253, 11004, 13339, 16506, 26678, 33012, 40017, 53356, 80034, 93373, 120051, 160068, 186746, 240102, 280119, 373492, 480204, 560238, 840357, 1120476, 1680714, 1747409, 3361428, 3494818, 5242227, 6989636, 10484454, 12231863, 15726681, 20968908, 24463726, 31453362, 36695589, 48927452, 62906724, 73391178, 110086767, 146782356, 220173534, 440347068]

約数ペア:

[(1, 440347068), (2, 220173534), (3, 146782356), (4, 110086767), (6, 73391178), (7, 62906724), (9, 48927452), (12, 36695589), (14, 31453362), (18, 24463726), (21, 20968908), (28, 15726681), (36, 12231863), (42, 10484454), (63, 6989636), (84, 5242227), (126, 3494818), (131, 3361428), (252, 1747409), (262, 1680714), (393, 1120476), (524, 840357), (786, 560238), (917, 480204), (1179, 373492), (1572, 280119), (1834, 240102), (2358, 186746), (2751, 160068), (3668, 120051), (4716, 93373), (5502, 80034), (8253, 53356), (11004, 40017), (13339, 33012), (16506, 26678)]