131243580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{56087}}^1$

素因数の和:56115

約数の個数: 72

約数和(自身を含む): 428736672

約数和(自身を除く): 297493092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 56087, 112174, 168261, 224348, 280435, 336522, 504783, 560870, 673044, 729131, 841305, 1009566, 1121740, 1458262, 1682610, 2019132, 2187393, 2523915, 2916524, 3365220, 3645655, 4374786, 5047830, 6562179, 7291310, 8749572, 10095660, 10936965, 13124358, 14582620, 21873930, 26248716, 32810895, 43747860, 65621790, 131243580]

約数ペア:

[(1, 131243580), (2, 65621790), (3, 43747860), (4, 32810895), (5, 26248716), (6, 21873930), (9, 14582620), (10, 13124358), (12, 10936965), (13, 10095660), (15, 8749572), (18, 7291310), (20, 6562179), (26, 5047830), (30, 4374786), (36, 3645655), (39, 3365220), (45, 2916524), (52, 2523915), (60, 2187393), (65, 2019132), (78, 1682610), (90, 1458262), (117, 1121740), (130, 1009566), (156, 841305), (180, 729131), (195, 673044), (234, 560870), (260, 504783), (390, 336522), (468, 280435), (585, 224348), (780, 168261), (1170, 112174), (2340, 56087)]