7805854840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{461}}^1$

素因数の和:702

約数の個数: 192

約数和(自身を含む): 20989251360

約数和(自身を除く): 13183396520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 53, 56, 70, 98, 106, 140, 163, 196, 212, 245, 265, 280, 326, 371, 392, 424, 461, 490, 530, 652, 742, 815, 922, 980, 1060, 1141, 1304, 1484, 1630, 1844, 1855, 1960, 2120, 2282, 2305, 2597, 2968, 3227, 3260, 3688, 3710, 4564, 4610, 5194, 5705, 6454, 6520, 7420, 7987, 8639, 9128, 9220, 10388, 11410, 12908, 12985, 14840, 15974, 16135, 17278, 18440, 20776, 22589, 22820, 24433, 25816, 25970, 31948, 32270, 34556, 39935, 43195, 45178, 45640, 48866, 51940, 60473, 63896, 64540, 69112, 75143, 79870, 86390, 90356, 97732, 103880, 112945, 120946, 122165, 129080, 150286, 159740, 171031, 172780, 180712, 195464, 225890, 241892, 244330, 300572, 302365, 319480, 342062, 345560, 375715, 423311, 451780, 483784, 488660, 526001, 601144, 604730, 684124, 751430, 846622, 855155, 903560, 977320, 1052002, 1197217, 1209460, 1368248, 1502860, 1693244, 1710310, 2104004, 2116555, 2394434, 2418920, 2630005, 3005720, 3386488, 3420620, 3682007, 3982579, 4208008, 4233110, 4788868, 5260010, 5986085, 6841240, 7364014, 7965158, 8466220, 9577736, 10520020, 11972170, 14728028, 15930316, 16932440, 18410035, 19912895, 21040040, 23944340, 27878053, 29456056, 31860632, 36820070, 39825790, 47888680, 55756106, 73640140, 79651580, 111512212, 139390265, 147280280, 159303160, 195146371, 223024424, 278780530, 390292742, 557561060, 780585484, 975731855, 1115122120, 1561170968, 1951463710, 3902927420, 7805854840]

約数ペア:

[(1, 7805854840), (2, 3902927420), (4, 1951463710), (5, 1561170968), (7, 1115122120), (8, 975731855), (10, 780585484), (14, 557561060), (20, 390292742), (28, 278780530), (35, 223024424), (40, 195146371), (49, 159303160), (53, 147280280), (56, 139390265), (70, 111512212), (98, 79651580), (106, 73640140), (140, 55756106), (163, 47888680), (196, 39825790), (212, 36820070), (245, 31860632), (265, 29456056), (280, 27878053), (326, 23944340), (371, 21040040), (392, 19912895), (424, 18410035), (461, 16932440), (490, 15930316), (530, 14728028), (652, 11972170), (742, 10520020), (815, 9577736), (922, 8466220), (980, 7965158), (1060, 7364014), (1141, 6841240), (1304, 5986085), (1484, 5260010), (1630, 4788868), (1844, 4233110), (1855, 4208008), (1960, 3982579), (2120, 3682007), (2282, 3420620), (2305, 3386488), (2597, 3005720), (2968, 2630005), (3227, 2418920), (3260, 2394434), (3688, 2116555), (3710, 2104004), (4564, 1710310), (4610, 1693244), (5194, 1502860), (5705, 1368248), (6454, 1209460), (6520, 1197217), (7420, 1052002), (7987, 977320), (8639, 903560), (9128, 855155), (9220, 846622), (10388, 751430), (11410, 684124), (12908, 604730), (12985, 601144), (14840, 526001), (15974, 488660), (16135, 483784), (17278, 451780), (18440, 423311), (20776, 375715), (22589, 345560), (22820, 342062), (24433, 319480), (25816, 302365), (25970, 300572), (31948, 244330), (32270, 241892), (34556, 225890), (39935, 195464), (43195, 180712), (45178, 172780), (45640, 171031), (48866, 159740), (51940, 150286), (60473, 129080), (63896, 122165), (64540, 120946), (69112, 112945), (75143, 103880), (79870, 97732), (86390, 90356)]