689431320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{379}}^1$

素因数の和:590

約数の個数: 192

約数和(自身を含む): 2333260800

約数和(自身を除く): 1643829480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 163, 180, 186, 248, 279, 310, 326, 360, 372, 379, 465, 489, 558, 620, 652, 744, 758, 815, 930, 978, 1116, 1137, 1240, 1304, 1395, 1467, 1516, 1630, 1860, 1895, 1956, 2232, 2274, 2445, 2790, 2934, 3032, 3260, 3411, 3720, 3790, 3912, 4548, 4890, 5053, 5580, 5685, 5868, 6520, 6822, 7335, 7580, 9096, 9780, 10106, 11160, 11370, 11736, 11749, 13644, 14670, 15159, 15160, 17055, 19560, 20212, 22740, 23498, 25265, 27288, 29340, 30318, 34110, 35247, 40424, 45477, 45480, 46996, 50530, 58680, 58745, 60636, 61777, 68220, 70494, 75795, 90954, 93992, 101060, 105741, 117490, 121272, 123554, 136440, 140988, 151590, 176235, 181908, 185331, 202120, 211482, 227385, 234980, 247108, 281976, 303180, 308885, 352470, 363816, 370662, 422964, 454770, 469960, 494216, 528705, 555993, 606360, 617770, 704940, 741324, 845928, 909540, 926655, 1057410, 1111986, 1235540, 1409880, 1482648, 1819080, 1853310, 1915087, 2114820, 2223972, 2471080, 2779965, 3706620, 3830174, 4229640, 4447944, 5559930, 5745261, 7413240, 7660348, 9575435, 11119860, 11490522, 15320696, 17235783, 19150870, 22239720, 22981044, 28726305, 34471566, 38301740, 45962088, 57452610, 68943132, 76603480, 86178915, 114905220, 137886264, 172357830, 229810440, 344715660, 689431320]

約数ペア:

[(1, 689431320), (2, 344715660), (3, 229810440), (4, 172357830), (5, 137886264), (6, 114905220), (8, 86178915), (9, 76603480), (10, 68943132), (12, 57452610), (15, 45962088), (18, 38301740), (20, 34471566), (24, 28726305), (30, 22981044), (31, 22239720), (36, 19150870), (40, 17235783), (45, 15320696), (60, 11490522), (62, 11119860), (72, 9575435), (90, 7660348), (93, 7413240), (120, 5745261), (124, 5559930), (155, 4447944), (163, 4229640), (180, 3830174), (186, 3706620), (248, 2779965), (279, 2471080), (310, 2223972), (326, 2114820), (360, 1915087), (372, 1853310), (379, 1819080), (465, 1482648), (489, 1409880), (558, 1235540), (620, 1111986), (652, 1057410), (744, 926655), (758, 909540), (815, 845928), (930, 741324), (978, 704940), (1116, 617770), (1137, 606360), (1240, 555993), (1304, 528705), (1395, 494216), (1467, 469960), (1516, 454770), (1630, 422964), (1860, 370662), (1895, 363816), (1956, 352470), (2232, 308885), (2274, 303180), (2445, 281976), (2790, 247108), (2934, 234980), (3032, 227385), (3260, 211482), (3411, 202120), (3720, 185331), (3790, 181908), (3912, 176235), (4548, 151590), (4890, 140988), (5053, 136440), (5580, 123554), (5685, 121272), (5868, 117490), (6520, 105741), (6822, 101060), (7335, 93992), (7580, 90954), (9096, 75795), (9780, 70494), (10106, 68220), (11160, 61777), (11370, 60636), (11736, 58745), (11749, 58680), (13644, 50530), (14670, 46996), (15159, 45480), (15160, 45477), (17055, 40424), (19560, 35247), (20212, 34110), (22740, 30318), (23498, 29340), (25265, 27288)]