21223265040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{1301}}^1$

素因数の和:1622

約数の個数: 240

約数和(自身を含む): 72283498560

約数和(自身を除く): 51060233520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 139, 144, 163, 180, 240, 278, 326, 360, 417, 489, 556, 652, 695, 720, 815, 834, 978, 1112, 1251, 1301, 1304, 1390, 1467, 1630, 1668, 1956, 2085, 2224, 2445, 2502, 2602, 2608, 2780, 2934, 3260, 3336, 3903, 3912, 4170, 4890, 5004, 5204, 5560, 5868, 6255, 6505, 6520, 6672, 7335, 7806, 7824, 8340, 9780, 10008, 10408, 11120, 11709, 11736, 12510, 13010, 13040, 14670, 15612, 16680, 19515, 19560, 20016, 20816, 22657, 23418, 23472, 25020, 26020, 29340, 31224, 33360, 39030, 39120, 45314, 46836, 50040, 52040, 58545, 58680, 62448, 67971, 78060, 90628, 93672, 100080, 104080, 113285, 117090, 117360, 135942, 156120, 180839, 181256, 187344, 203913, 212063, 226570, 234180, 271884, 312240, 339855, 361678, 362512, 407826, 424126, 453140, 468360, 542517, 543768, 636189, 679710, 723356, 815652, 848252, 904195, 906280, 936720, 1019565, 1060315, 1085034, 1087536, 1272378, 1359420, 1446712, 1627551, 1631304, 1696504, 1808390, 1812560, 1908567, 2039130, 2120630, 2170068, 2544756, 2712585, 2718840, 2893424, 3180945, 3255102, 3262608, 3393008, 3616780, 3817134, 4078260, 4241260, 4340136, 5089512, 5425170, 5437680, 6361890, 6510204, 7233560, 7634268, 8137755, 8156520, 8482520, 8680272, 9542835, 10179024, 10850340, 12723780, 13020408, 14467120, 15268536, 16275510, 16313040, 16965040, 19085670, 21700680, 25447560, 26040816, 29476757, 30537072, 32551020, 38171340, 43401360, 50895120, 58953514, 65102040, 76342680, 88430271, 117907028, 130204080, 147383785, 152685360, 176860542, 235814056, 265290813, 294767570, 353721084, 442151355, 471628112, 530581626, 589535140, 707442168, 884302710, 1061163252, 1179070280, 1326454065, 1414884336, 1768605420, 2122326504, 2358140560, 2652908130, 3537210840, 4244653008, 5305816260, 7074421680, 10611632520, 21223265040]

約数ペア:

[(1, 21223265040), (2, 10611632520), (3, 7074421680), (4, 5305816260), (5, 4244653008), (6, 3537210840), (8, 2652908130), (9, 2358140560), (10, 2122326504), (12, 1768605420), (15, 1414884336), (16, 1326454065), (18, 1179070280), (20, 1061163252), (24, 884302710), (30, 707442168), (36, 589535140), (40, 530581626), (45, 471628112), (48, 442151355), (60, 353721084), (72, 294767570), (80, 265290813), (90, 235814056), (120, 176860542), (139, 152685360), (144, 147383785), (163, 130204080), (180, 117907028), (240, 88430271), (278, 76342680), (326, 65102040), (360, 58953514), (417, 50895120), (489, 43401360), (556, 38171340), (652, 32551020), (695, 30537072), (720, 29476757), (815, 26040816), (834, 25447560), (978, 21700680), (1112, 19085670), (1251, 16965040), (1301, 16313040), (1304, 16275510), (1390, 15268536), (1467, 14467120), (1630, 13020408), (1668, 12723780), (1956, 10850340), (2085, 10179024), (2224, 9542835), (2445, 8680272), (2502, 8482520), (2602, 8156520), (2608, 8137755), (2780, 7634268), (2934, 7233560), (3260, 6510204), (3336, 6361890), (3903, 5437680), (3912, 5425170), (4170, 5089512), (4890, 4340136), (5004, 4241260), (5204, 4078260), (5560, 3817134), (5868, 3616780), (6255, 3393008), (6505, 3262608), (6520, 3255102), (6672, 3180945), (7335, 2893424), (7806, 2718840), (7824, 2712585), (8340, 2544756), (9780, 2170068), (10008, 2120630), (10408, 2039130), (11120, 1908567), (11709, 1812560), (11736, 1808390), (12510, 1696504), (13010, 1631304), (13040, 1627551), (14670, 1446712), (15612, 1359420), (16680, 1272378), (19515, 1087536), (19560, 1085034), (20016, 1060315), (20816, 1019565), (22657, 936720), (23418, 906280), (23472, 904195), (25020, 848252), (26020, 815652), (29340, 723356), (31224, 679710), (33360, 636189), (39030, 543768), (39120, 542517), (45314, 468360), (46836, 453140), (50040, 424126), (52040, 407826), (58545, 362512), (58680, 361678), (62448, 339855), (67971, 312240), (78060, 271884), (90628, 234180), (93672, 226570), (100080, 212063), (104080, 203913), (113285, 187344), (117090, 181256), (117360, 180839), (135942, 156120)]