257655060

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{127}}^1$

素因数の和:192

約数の個数: 288

約数和(自身を含む): 924241920

約数和(自身を除く): 666586860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 30, 34, 36, 39, 45, 51, 52, 54, 60, 65, 68, 78, 85, 90, 102, 108, 117, 127, 130, 135, 153, 156, 170, 180, 195, 204, 221, 234, 254, 255, 260, 270, 289, 306, 340, 351, 381, 390, 442, 459, 468, 508, 510, 540, 578, 585, 612, 635, 663, 702, 762, 765, 780, 867, 884, 918, 1020, 1105, 1143, 1156, 1170, 1270, 1326, 1404, 1445, 1524, 1530, 1651, 1734, 1755, 1836, 1905, 1989, 2159, 2210, 2286, 2295, 2340, 2540, 2601, 2652, 2890, 3060, 3302, 3315, 3429, 3468, 3510, 3757, 3810, 3978, 4318, 4335, 4420, 4572, 4590, 4953, 5202, 5715, 5780, 5967, 6477, 6604, 6630, 6858, 7020, 7514, 7620, 7803, 7956, 8255, 8636, 8670, 9180, 9906, 9945, 10404, 10795, 11271, 11430, 11934, 12954, 13005, 13260, 13716, 14859, 15028, 15606, 16510, 17145, 17340, 18785, 19431, 19812, 19890, 21590, 22542, 22860, 23868, 24765, 25908, 26010, 28067, 29718, 29835, 31212, 32385, 33020, 33813, 34290, 36703, 37570, 38862, 39015, 39780, 43180, 44577, 45084, 49530, 52020, 56134, 56355, 58293, 59436, 59670, 64770, 67626, 68580, 73406, 74295, 75140, 77724, 78030, 84201, 89154, 97155, 99060, 101439, 110109, 112268, 112710, 116586, 119340, 129540, 135252, 140335, 146812, 148590, 156060, 168402, 169065, 178308, 183515, 194310, 202878, 220218, 222885, 225420, 233172, 252603, 280670, 291465, 297180, 330327, 336804, 338130, 367030, 388620, 405756, 421005, 440436, 445770, 477139, 505206, 507195, 550545, 561340, 582930, 660654, 676260, 734060, 757809, 842010, 891540, 954278, 990981, 1010412, 1014390, 1101090, 1165860, 1263015, 1321308, 1431417, 1515618, 1651635, 1684020, 1908556, 1981962, 2028780, 2202180, 2385695, 2526030, 2862834, 3031236, 3303270, 3789045, 3963924, 4294251, 4771390, 4954905, 5052060, 5725668, 6606540, 7157085, 7578090, 8588502, 9542780, 9909810, 12882753, 14314170, 15156180, 17177004, 19819620, 21471255, 25765506, 28628340, 42942510, 51531012, 64413765, 85885020, 128827530, 257655060]

約数ペア:

[(1, 257655060), (2, 128827530), (3, 85885020), (4, 64413765), (5, 51531012), (6, 42942510), (9, 28628340), (10, 25765506), (12, 21471255), (13, 19819620), (15, 17177004), (17, 15156180), (18, 14314170), (20, 12882753), (26, 9909810), (27, 9542780), (30, 8588502), (34, 7578090), (36, 7157085), (39, 6606540), (45, 5725668), (51, 5052060), (52, 4954905), (54, 4771390), (60, 4294251), (65, 3963924), (68, 3789045), (78, 3303270), (85, 3031236), (90, 2862834), (102, 2526030), (108, 2385695), (117, 2202180), (127, 2028780), (130, 1981962), (135, 1908556), (153, 1684020), (156, 1651635), (170, 1515618), (180, 1431417), (195, 1321308), (204, 1263015), (221, 1165860), (234, 1101090), (254, 1014390), (255, 1010412), (260, 990981), (270, 954278), (289, 891540), (306, 842010), (340, 757809), (351, 734060), (381, 676260), (390, 660654), (442, 582930), (459, 561340), (468, 550545), (508, 507195), (510, 505206), (540, 477139), (578, 445770), (585, 440436), (612, 421005), (635, 405756), (663, 388620), (702, 367030), (762, 338130), (765, 336804), (780, 330327), (867, 297180), (884, 291465), (918, 280670), (1020, 252603), (1105, 233172), (1143, 225420), (1156, 222885), (1170, 220218), (1270, 202878), (1326, 194310), (1404, 183515), (1445, 178308), (1524, 169065), (1530, 168402), (1651, 156060), (1734, 148590), (1755, 146812), (1836, 140335), (1905, 135252), (1989, 129540), (2159, 119340), (2210, 116586), (2286, 112710), (2295, 112268), (2340, 110109), (2540, 101439), (2601, 99060), (2652, 97155), (2890, 89154), (3060, 84201), (3302, 78030), (3315, 77724), (3429, 75140), (3468, 74295), (3510, 73406), (3757, 68580), (3810, 67626), (3978, 64770), (4318, 59670), (4335, 59436), (4420, 58293), (4572, 56355), (4590, 56134), (4953, 52020), (5202, 49530), (5715, 45084), (5780, 44577), (5967, 43180), (6477, 39780), (6604, 39015), (6630, 38862), (6858, 37570), (7020, 36703), (7514, 34290), (7620, 33813), (7803, 33020), (7956, 32385), (8255, 31212), (8636, 29835), (8670, 29718), (9180, 28067), (9906, 26010), (9945, 25908), (10404, 24765), (10795, 23868), (11271, 22860), (11430, 22542), (11934, 21590), (12954, 19890), (13005, 19812), (13260, 19431), (13716, 18785), (14859, 17340), (15028, 17145), (15606, 16510)]