65057220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 207567360

約数和(自身を除く): 142510140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 89, 90, 93, 124, 131, 155, 178, 180, 186, 262, 267, 279, 310, 356, 372, 393, 445, 465, 524, 534, 558, 620, 655, 786, 801, 890, 930, 1068, 1116, 1179, 1310, 1335, 1395, 1572, 1602, 1780, 1860, 1965, 2358, 2620, 2670, 2759, 2790, 3204, 3930, 4005, 4061, 4716, 5340, 5518, 5580, 5895, 7860, 8010, 8122, 8277, 11036, 11659, 11790, 12183, 13795, 16020, 16244, 16554, 20305, 23318, 23580, 24366, 24831, 27590, 33108, 34977, 36549, 40610, 41385, 46636, 48732, 49662, 55180, 58295, 60915, 69954, 73098, 81220, 82770, 99324, 104931, 116590, 121830, 124155, 139908, 146196, 165540, 174885, 182745, 209862, 233180, 243660, 248310, 349770, 361429, 365490, 419724, 496620, 524655, 699540, 722858, 730980, 1049310, 1084287, 1445716, 1807145, 2098620, 2168574, 3252861, 3614290, 4337148, 5421435, 6505722, 7228580, 10842870, 13011444, 16264305, 21685740, 32528610, 65057220]

約数ペア:

[(1, 65057220), (2, 32528610), (3, 21685740), (4, 16264305), (5, 13011444), (6, 10842870), (9, 7228580), (10, 6505722), (12, 5421435), (15, 4337148), (18, 3614290), (20, 3252861), (30, 2168574), (31, 2098620), (36, 1807145), (45, 1445716), (60, 1084287), (62, 1049310), (89, 730980), (90, 722858), (93, 699540), (124, 524655), (131, 496620), (155, 419724), (178, 365490), (180, 361429), (186, 349770), (262, 248310), (267, 243660), (279, 233180), (310, 209862), (356, 182745), (372, 174885), (393, 165540), (445, 146196), (465, 139908), (524, 124155), (534, 121830), (558, 116590), (620, 104931), (655, 99324), (786, 82770), (801, 81220), (890, 73098), (930, 69954), (1068, 60915), (1116, 58295), (1179, 55180), (1310, 49662), (1335, 48732), (1395, 46636), (1572, 41385), (1602, 40610), (1780, 36549), (1860, 34977), (1965, 33108), (2358, 27590), (2620, 24831), (2670, 24366), (2759, 23580), (2790, 23318), (3204, 20305), (3930, 16554), (4005, 16244), (4061, 16020), (4716, 13795), (5340, 12183), (5518, 11790), (5580, 11659), (5895, 11036), (7860, 8277), (8010, 8122)]