2001780360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{991}}^1$

素因数の和:1220

約数の個数: 192

約数和(自身を含む): 6759567360

約数和(自身を除く): 4757787000

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, 180, 181, 186, 248, 279, 310, 360, 362, 372, 465, 543, 558, 620, 724, 744, 905, 930, 991, 1086, 1116, 1240, 1395, 1448, 1629, 1810, 1860, 1982, 2172, 2232, 2715, 2790, 2973, 3258, 3620, 3720, 3964, 4344, 4955, 5430, 5580, 5611, 5946, 6516, 7240, 7928, 8145, 8919, 9910, 10860, 11160, 11222, 11892, 13032, 14865, 16290, 16833, 17838, 19820, 21720, 22444, 23784, 28055, 29730, 30721, 32580, 33666, 35676, 39640, 44595, 44888, 50499, 56110, 59460, 61442, 65160, 67332, 71352, 84165, 89190, 92163, 100998, 112220, 118920, 122884, 134664, 153605, 168330, 178380, 179371, 184326, 201996, 224440, 245768, 252495, 276489, 307210, 336660, 356760, 358742, 368652, 403992, 460815, 504990, 538113, 552978, 614420, 673320, 717484, 737304, 896855, 921630, 1009980, 1076226, 1105956, 1228840, 1382445, 1434968, 1614339, 1793710, 1843260, 2019960, 2152452, 2211912, 2690565, 2764890, 3228678, 3587420, 3686520, 4304904, 5381130, 5529780, 5560501, 6457356, 7174840, 8071695, 10762260, 11059560, 11121002, 12914712, 16143390, 16681503, 21524520, 22242004, 27802505, 32286780, 33363006, 44484008, 50044509, 55605010, 64573560, 66726012, 83407515, 100089018, 111210020, 133452024, 166815030, 200178036, 222420040, 250222545, 333630060, 400356072, 500445090, 667260120, 1000890180, 2001780360]

約数ペア:

[(1, 2001780360), (2, 1000890180), (3, 667260120), (4, 500445090), (5, 400356072), (6, 333630060), (8, 250222545), (9, 222420040), (10, 200178036), (12, 166815030), (15, 133452024), (18, 111210020), (20, 100089018), (24, 83407515), (30, 66726012), (31, 64573560), (36, 55605010), (40, 50044509), (45, 44484008), (60, 33363006), (62, 32286780), (72, 27802505), (90, 22242004), (93, 21524520), (120, 16681503), (124, 16143390), (155, 12914712), (180, 11121002), (181, 11059560), (186, 10762260), (248, 8071695), (279, 7174840), (310, 6457356), (360, 5560501), (362, 5529780), (372, 5381130), (465, 4304904), (543, 3686520), (558, 3587420), (620, 3228678), (724, 2764890), (744, 2690565), (905, 2211912), (930, 2152452), (991, 2019960), (1086, 1843260), (1116, 1793710), (1240, 1614339), (1395, 1434968), (1448, 1382445), (1629, 1228840), (1810, 1105956), (1860, 1076226), (1982, 1009980), (2172, 921630), (2232, 896855), (2715, 737304), (2790, 717484), (2973, 673320), (3258, 614420), (3620, 552978), (3720, 538113), (3964, 504990), (4344, 460815), (4955, 403992), (5430, 368652), (5580, 358742), (5611, 356760), (5946, 336660), (6516, 307210), (7240, 276489), (7928, 252495), (8145, 245768), (8919, 224440), (9910, 201996), (10860, 184326), (11160, 179371), (11222, 178380), (11892, 168330), (13032, 153605), (14865, 134664), (16290, 122884), (16833, 118920), (17838, 112220), (19820, 100998), (21720, 92163), (22444, 89190), (23784, 84165), (28055, 71352), (29730, 67332), (30721, 65160), (32580, 61442), (33666, 59460), (35676, 56110), (39640, 50499), (44595, 44888)]