18621743820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{117517}}^1$

素因数の和:117687

約数の個数: 96

約数和(自身を含む): 55280467200

約数和(自身を除く): 36658723380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 139, 190, 228, 278, 285, 380, 417, 556, 570, 695, 834, 1140, 1390, 1668, 2085, 2641, 2780, 4170, 5282, 7923, 8340, 10564, 13205, 15846, 26410, 31692, 39615, 52820, 79230, 117517, 158460, 235034, 352551, 470068, 587585, 705102, 1175170, 1410204, 1762755, 2232823, 2350340, 3525510, 4465646, 6698469, 7051020, 8931292, 11164115, 13396938, 16334863, 22328230, 26793876, 32669726, 33492345, 44656460, 49004589, 65339452, 66984690, 81674315, 98009178, 133969380, 163348630, 196018356, 245022945, 310362397, 326697260, 490045890, 620724794, 931087191, 980091780, 1241449588, 1551811985, 1862174382, 3103623970, 3724348764, 4655435955, 6207247940, 9310871910, 18621743820]

約数ペア:

[(1, 18621743820), (2, 9310871910), (3, 6207247940), (4, 4655435955), (5, 3724348764), (6, 3103623970), (10, 1862174382), (12, 1551811985), (15, 1241449588), (19, 980091780), (20, 931087191), (30, 620724794), (38, 490045890), (57, 326697260), (60, 310362397), (76, 245022945), (95, 196018356), (114, 163348630), (139, 133969380), (190, 98009178), (228, 81674315), (278, 66984690), (285, 65339452), (380, 49004589), (417, 44656460), (556, 33492345), (570, 32669726), (695, 26793876), (834, 22328230), (1140, 16334863), (1390, 13396938), (1668, 11164115), (2085, 8931292), (2641, 7051020), (2780, 6698469), (4170, 4465646), (5282, 3525510), (7923, 2350340), (8340, 2232823), (10564, 1762755), (13205, 1410204), (15846, 1175170), (26410, 705102), (31692, 587585), (39615, 470068), (52820, 352551), (79230, 235034), (117517, 158460)]