240016920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:306

約数の個数: 256

約数和(自身を含む): 862202880

約数和(自身を除く): 622185960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 71, 78, 88, 104, 110, 120, 130, 132, 142, 143, 156, 165, 195, 197, 213, 220, 260, 264, 284, 286, 312, 330, 355, 390, 394, 426, 429, 440, 520, 568, 572, 591, 660, 710, 715, 780, 781, 788, 852, 858, 923, 985, 1065, 1144, 1182, 1320, 1420, 1430, 1560, 1562, 1576, 1704, 1716, 1846, 1970, 2130, 2145, 2167, 2343, 2364, 2561, 2769, 2840, 2860, 2955, 3124, 3432, 3692, 3905, 3940, 4260, 4290, 4334, 4615, 4686, 4728, 5122, 5538, 5720, 5910, 6248, 6501, 7384, 7683, 7810, 7880, 8520, 8580, 8668, 9230, 9372, 10153, 10244, 10835, 11076, 11715, 11820, 12805, 13002, 13845, 13987, 15366, 15620, 17160, 17336, 18460, 18744, 20306, 20488, 21670, 22152, 23430, 23640, 25610, 26004, 27690, 27974, 28171, 30459, 30732, 31240, 32505, 36920, 38415, 40612, 41961, 43340, 46860, 50765, 51220, 52008, 55380, 55948, 56342, 60918, 61464, 65010, 69935, 76830, 81224, 83922, 84513, 86680, 93720, 101530, 102440, 110760, 111896, 112684, 121836, 130020, 139870, 140855, 152295, 153660, 153857, 167844, 169026, 181831, 203060, 209805, 225368, 243672, 260040, 279740, 281710, 304590, 307320, 307714, 335688, 338052, 363662, 406120, 419610, 422565, 461571, 545493, 559480, 563420, 609180, 615428, 676104, 727324, 769285, 839220, 845130, 909155, 923142, 1090986, 1126840, 1218360, 1230856, 1454648, 1538570, 1678440, 1690260, 1818310, 1846284, 2000141, 2181972, 2307855, 2727465, 3077140, 3380520, 3636620, 3692568, 4000282, 4363944, 4615710, 5454930, 6000423, 6154280, 7273240, 8000564, 9231420, 10000705, 10909860, 12000846, 16001128, 18462840, 20001410, 21819720, 24001692, 30002115, 40002820, 48003384, 60004230, 80005640, 120008460, 240016920]

約数ペア:

[(1, 240016920), (2, 120008460), (3, 80005640), (4, 60004230), (5, 48003384), (6, 40002820), (8, 30002115), (10, 24001692), (11, 21819720), (12, 20001410), (13, 18462840), (15, 16001128), (20, 12000846), (22, 10909860), (24, 10000705), (26, 9231420), (30, 8000564), (33, 7273240), (39, 6154280), (40, 6000423), (44, 5454930), (52, 4615710), (55, 4363944), (60, 4000282), (65, 3692568), (66, 3636620), (71, 3380520), (78, 3077140), (88, 2727465), (104, 2307855), (110, 2181972), (120, 2000141), (130, 1846284), (132, 1818310), (142, 1690260), (143, 1678440), (156, 1538570), (165, 1454648), (195, 1230856), (197, 1218360), (213, 1126840), (220, 1090986), (260, 923142), (264, 909155), (284, 845130), (286, 839220), (312, 769285), (330, 727324), (355, 676104), (390, 615428), (394, 609180), (426, 563420), (429, 559480), (440, 545493), (520, 461571), (568, 422565), (572, 419610), (591, 406120), (660, 363662), (710, 338052), (715, 335688), (780, 307714), (781, 307320), (788, 304590), (852, 281710), (858, 279740), (923, 260040), (985, 243672), (1065, 225368), (1144, 209805), (1182, 203060), (1320, 181831), (1420, 169026), (1430, 167844), (1560, 153857), (1562, 153660), (1576, 152295), (1704, 140855), (1716, 139870), (1846, 130020), (1970, 121836), (2130, 112684), (2145, 111896), (2167, 110760), (2343, 102440), (2364, 101530), (2561, 93720), (2769, 86680), (2840, 84513), (2860, 83922), (2955, 81224), (3124, 76830), (3432, 69935), (3692, 65010), (3905, 61464), (3940, 60918), (4260, 56342), (4290, 55948), (4334, 55380), (4615, 52008), (4686, 51220), (4728, 50765), (5122, 46860), (5538, 43340), (5720, 41961), (5910, 40612), (6248, 38415), (6501, 36920), (7384, 32505), (7683, 31240), (7810, 30732), (7880, 30459), (8520, 28171), (8580, 27974), (8668, 27690), (9230, 26004), (9372, 25610), (10153, 23640), (10244, 23430), (10835, 22152), (11076, 21670), (11715, 20488), (11820, 20306), (12805, 18744), (13002, 18460), (13845, 17336), (13987, 17160), (15366, 15620)]