208083780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:554

約数の個数: 144

約数和(自身を含む): 660441600

約数和(自身を除く): 452357820

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, 155, 178, 180, 186, 267, 279, 310, 356, 372, 419, 445, 465, 534, 558, 620, 801, 838, 890, 930, 1068, 1116, 1257, 1335, 1395, 1602, 1676, 1780, 1860, 2095, 2514, 2670, 2759, 2790, 3204, 3771, 4005, 4190, 5028, 5340, 5518, 5580, 6285, 7542, 8010, 8277, 8380, 11036, 12570, 12989, 13795, 15084, 16020, 16554, 18855, 24831, 25140, 25978, 27590, 33108, 37291, 37710, 38967, 41385, 49662, 51956, 55180, 64945, 74582, 75420, 77934, 82770, 99324, 111873, 116901, 124155, 129890, 149164, 155868, 165540, 186455, 194835, 223746, 233802, 248310, 259780, 335619, 372910, 389670, 447492, 467604, 496620, 559365, 584505, 671238, 745820, 779340, 1118730, 1156021, 1169010, 1342476, 1678095, 2237460, 2312042, 2338020, 3356190, 3468063, 4624084, 5780105, 6712380, 6936126, 10404189, 11560210, 13872252, 17340315, 20808378, 23120420, 34680630, 41616756, 52020945, 69361260, 104041890, 208083780]

約数ペア:

[(1, 208083780), (2, 104041890), (3, 69361260), (4, 52020945), (5, 41616756), (6, 34680630), (9, 23120420), (10, 20808378), (12, 17340315), (15, 13872252), (18, 11560210), (20, 10404189), (30, 6936126), (31, 6712380), (36, 5780105), (45, 4624084), (60, 3468063), (62, 3356190), (89, 2338020), (90, 2312042), (93, 2237460), (124, 1678095), (155, 1342476), (178, 1169010), (180, 1156021), (186, 1118730), (267, 779340), (279, 745820), (310, 671238), (356, 584505), (372, 559365), (419, 496620), (445, 467604), (465, 447492), (534, 389670), (558, 372910), (620, 335619), (801, 259780), (838, 248310), (890, 233802), (930, 223746), (1068, 194835), (1116, 186455), (1257, 165540), (1335, 155868), (1395, 149164), (1602, 129890), (1676, 124155), (1780, 116901), (1860, 111873), (2095, 99324), (2514, 82770), (2670, 77934), (2759, 75420), (2790, 74582), (3204, 64945), (3771, 55180), (4005, 51956), (4190, 49662), (5028, 41385), (5340, 38967), (5518, 37710), (5580, 37291), (6285, 33108), (7542, 27590), (8010, 25978), (8277, 25140), (8380, 24831), (11036, 18855), (12570, 16554), (12989, 16020), (13795, 15084)]