644775840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:292

約数の個数: 288

約数和(自身を含む): 2301638976

約数和(自身を除く): 1656863136

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 67, 72, 80, 82, 90, 96, 120, 123, 134, 144, 160, 163, 164, 180, 201, 205, 240, 246, 268, 288, 326, 328, 335, 360, 369, 402, 410, 480, 489, 492, 536, 603, 615, 652, 656, 670, 720, 738, 804, 815, 820, 978, 984, 1005, 1072, 1206, 1230, 1304, 1312, 1340, 1440, 1467, 1476, 1608, 1630, 1640, 1845, 1956, 1968, 2010, 2144, 2412, 2445, 2460, 2608, 2680, 2747, 2934, 2952, 3015, 3216, 3260, 3280, 3690, 3912, 3936, 4020, 4824, 4890, 4920, 5216, 5360, 5494, 5868, 5904, 6030, 6432, 6520, 6560, 6683, 7335, 7380, 7824, 8040, 8241, 9648, 9780, 9840, 10720, 10921, 10988, 11736, 11808, 12060, 13040, 13366, 13735, 14670, 14760, 15648, 16080, 16482, 19296, 19560, 19680, 20049, 21842, 21976, 23472, 24120, 24723, 26080, 26732, 27470, 29340, 29520, 32160, 32763, 32964, 33415, 39120, 40098, 41205, 43684, 43952, 46944, 48240, 49446, 53464, 54605, 54940, 58680, 59040, 60147, 65526, 65928, 66830, 78240, 80196, 82410, 87368, 87904, 96480, 98289, 98892, 100245, 106928, 109210, 109880, 117360, 120294, 123615, 131052, 131856, 133660, 160392, 163815, 164820, 174736, 196578, 197784, 200490, 213856, 218420, 219760, 234720, 240588, 247230, 262104, 263712, 267320, 300735, 320784, 327630, 329640, 349472, 393156, 395568, 400980, 436840, 439520, 447761, 481176, 491445, 494460, 524208, 534640, 601470, 641568, 655260, 659280, 786312, 791136, 801960, 873680, 895522, 962352, 982890, 988920, 1048416, 1069280, 1202940, 1310520, 1318560, 1343283, 1572624, 1603920, 1747360, 1791044, 1924704, 1965780, 1977840, 2238805, 2405880, 2621040, 2686566, 3145248, 3207840, 3582088, 3931560, 3955680, 4029849, 4477610, 4811760, 5242080, 5373132, 6716415, 7164176, 7863120, 8059698, 8955220, 9623520, 10746264, 13432830, 14328352, 15726240, 16119396, 17910440, 20149245, 21492528, 26865660, 32238792, 35820880, 40298490, 42985056, 53731320, 64477584, 71641760, 80596980, 107462640, 128955168, 161193960, 214925280, 322387920, 644775840]

約数ペア:

[(1, 644775840), (2, 322387920), (3, 214925280), (4, 161193960), (5, 128955168), (6, 107462640), (8, 80596980), (9, 71641760), (10, 64477584), (12, 53731320), (15, 42985056), (16, 40298490), (18, 35820880), (20, 32238792), (24, 26865660), (30, 21492528), (32, 20149245), (36, 17910440), (40, 16119396), (41, 15726240), (45, 14328352), (48, 13432830), (60, 10746264), (67, 9623520), (72, 8955220), (80, 8059698), (82, 7863120), (90, 7164176), (96, 6716415), (120, 5373132), (123, 5242080), (134, 4811760), (144, 4477610), (160, 4029849), (163, 3955680), (164, 3931560), (180, 3582088), (201, 3207840), (205, 3145248), (240, 2686566), (246, 2621040), (268, 2405880), (288, 2238805), (326, 1977840), (328, 1965780), (335, 1924704), (360, 1791044), (369, 1747360), (402, 1603920), (410, 1572624), (480, 1343283), (489, 1318560), (492, 1310520), (536, 1202940), (603, 1069280), (615, 1048416), (652, 988920), (656, 982890), (670, 962352), (720, 895522), (738, 873680), (804, 801960), (815, 791136), (820, 786312), (978, 659280), (984, 655260), (1005, 641568), (1072, 601470), (1206, 534640), (1230, 524208), (1304, 494460), (1312, 491445), (1340, 481176), (1440, 447761), (1467, 439520), (1476, 436840), (1608, 400980), (1630, 395568), (1640, 393156), (1845, 349472), (1956, 329640), (1968, 327630), (2010, 320784), (2144, 300735), (2412, 267320), (2445, 263712), (2460, 262104), (2608, 247230), (2680, 240588), (2747, 234720), (2934, 219760), (2952, 218420), (3015, 213856), (3216, 200490), (3260, 197784), (3280, 196578), (3690, 174736), (3912, 164820), (3936, 163815), (4020, 160392), (4824, 133660), (4890, 131856), (4920, 131052), (5216, 123615), (5360, 120294), (5494, 117360), (5868, 109880), (5904, 109210), (6030, 106928), (6432, 100245), (6520, 98892), (6560, 98289), (6683, 96480), (7335, 87904), (7380, 87368), (7824, 82410), (8040, 80196), (8241, 78240), (9648, 66830), (9780, 65928), (9840, 65526), (10720, 60147), (10921, 59040), (10988, 58680), (11736, 54940), (11808, 54605), (12060, 53464), (13040, 49446), (13366, 48240), (13735, 46944), (14670, 43952), (14760, 43684), (15648, 41205), (16080, 40098), (16482, 39120), (19296, 33415), (19560, 32964), (19680, 32763), (20049, 32160), (21842, 29520), (21976, 29340), (23472, 27470), (24120, 26732), (24723, 26080)]