26481060

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 90720000

約数和(自身を除く): 64238940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 29, 30, 36, 38, 45, 54, 57, 58, 60, 76, 87, 89, 90, 95, 108, 114, 116, 135, 145, 171, 174, 178, 180, 190, 228, 261, 267, 270, 285, 290, 342, 348, 356, 380, 435, 445, 513, 522, 534, 540, 551, 570, 580, 684, 783, 801, 855, 870, 890, 1026, 1044, 1068, 1102, 1140, 1305, 1335, 1566, 1602, 1653, 1691, 1710, 1740, 1780, 2052, 2204, 2403, 2565, 2581, 2610, 2670, 2755, 3132, 3204, 3306, 3382, 3420, 3915, 4005, 4806, 4959, 5073, 5130, 5162, 5220, 5340, 5510, 6612, 6764, 7743, 7830, 8010, 8265, 8455, 9612, 9918, 10146, 10260, 10324, 11020, 12015, 12905, 14877, 15219, 15486, 15660, 16020, 16530, 16910, 19836, 20292, 23229, 24030, 24795, 25365, 25810, 29754, 30438, 30972, 33060, 33820, 38715, 45657, 46458, 48060, 49039, 49590, 50730, 51620, 59508, 60876, 69687, 74385, 76095, 77430, 91314, 92916, 98078, 99180, 101460, 116145, 139374, 147117, 148770, 152190, 154860, 182628, 196156, 228285, 232290, 245195, 278748, 294234, 297540, 304380, 348435, 441351, 456570, 464580, 490390, 588468, 696870, 735585, 882702, 913140, 980780, 1324053, 1393740, 1471170, 1765404, 2206755, 2648106, 2942340, 4413510, 5296212, 6620265, 8827020, 13240530, 26481060]

約数ペア:

[(1, 26481060), (2, 13240530), (3, 8827020), (4, 6620265), (5, 5296212), (6, 4413510), (9, 2942340), (10, 2648106), (12, 2206755), (15, 1765404), (18, 1471170), (19, 1393740), (20, 1324053), (27, 980780), (29, 913140), (30, 882702), (36, 735585), (38, 696870), (45, 588468), (54, 490390), (57, 464580), (58, 456570), (60, 441351), (76, 348435), (87, 304380), (89, 297540), (90, 294234), (95, 278748), (108, 245195), (114, 232290), (116, 228285), (135, 196156), (145, 182628), (171, 154860), (174, 152190), (178, 148770), (180, 147117), (190, 139374), (228, 116145), (261, 101460), (267, 99180), (270, 98078), (285, 92916), (290, 91314), (342, 77430), (348, 76095), (356, 74385), (380, 69687), (435, 60876), (445, 59508), (513, 51620), (522, 50730), (534, 49590), (540, 49039), (551, 48060), (570, 46458), (580, 45657), (684, 38715), (783, 33820), (801, 33060), (855, 30972), (870, 30438), (890, 29754), (1026, 25810), (1044, 25365), (1068, 24795), (1102, 24030), (1140, 23229), (1305, 20292), (1335, 19836), (1566, 16910), (1602, 16530), (1653, 16020), (1691, 15660), (1710, 15486), (1740, 15219), (1780, 14877), (2052, 12905), (2204, 12015), (2403, 11020), (2565, 10324), (2581, 10260), (2610, 10146), (2670, 9918), (2755, 9612), (3132, 8455), (3204, 8265), (3306, 8010), (3382, 7830), (3420, 7743), (3915, 6764), (4005, 6612), (4806, 5510), (4959, 5340), (5073, 5220), (5130, 5162)]