65387340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 207567360

約数和(自身を除く): 142180020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 59, 60, 90, 94, 118, 131, 141, 177, 180, 188, 235, 236, 262, 282, 295, 354, 393, 423, 470, 524, 531, 564, 590, 655, 705, 708, 786, 846, 885, 940, 1062, 1179, 1180, 1310, 1410, 1572, 1692, 1770, 1965, 2115, 2124, 2358, 2620, 2655, 2773, 2820, 3540, 3930, 4230, 4716, 5310, 5546, 5895, 6157, 7729, 7860, 8319, 8460, 10620, 11092, 11790, 12314, 13865, 15458, 16638, 18471, 23187, 23580, 24628, 24957, 27730, 30785, 30916, 33276, 36942, 38645, 41595, 46374, 49914, 55413, 55460, 61570, 69561, 73884, 77290, 83190, 92355, 92748, 99828, 110826, 115935, 123140, 124785, 139122, 154580, 166380, 184710, 221652, 231870, 249570, 277065, 278244, 347805, 363263, 369420, 463740, 499140, 554130, 695610, 726526, 1089789, 1108260, 1391220, 1453052, 1816315, 2179578, 3269367, 3632630, 4359156, 5448945, 6538734, 7265260, 10897890, 13077468, 16346835, 21795780, 32693670, 65387340]

約数ペア:

[(1, 65387340), (2, 32693670), (3, 21795780), (4, 16346835), (5, 13077468), (6, 10897890), (9, 7265260), (10, 6538734), (12, 5448945), (15, 4359156), (18, 3632630), (20, 3269367), (30, 2179578), (36, 1816315), (45, 1453052), (47, 1391220), (59, 1108260), (60, 1089789), (90, 726526), (94, 695610), (118, 554130), (131, 499140), (141, 463740), (177, 369420), (180, 363263), (188, 347805), (235, 278244), (236, 277065), (262, 249570), (282, 231870), (295, 221652), (354, 184710), (393, 166380), (423, 154580), (470, 139122), (524, 124785), (531, 123140), (564, 115935), (590, 110826), (655, 99828), (705, 92748), (708, 92355), (786, 83190), (846, 77290), (885, 73884), (940, 69561), (1062, 61570), (1179, 55460), (1180, 55413), (1310, 49914), (1410, 46374), (1572, 41595), (1692, 38645), (1770, 36942), (1965, 33276), (2115, 30916), (2124, 30785), (2358, 27730), (2620, 24957), (2655, 24628), (2773, 23580), (2820, 23187), (3540, 18471), (3930, 16638), (4230, 15458), (4716, 13865), (5310, 12314), (5546, 11790), (5895, 11092), (6157, 10620), (7729, 8460), (7860, 8319)]