420900877980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2994031}}^1$

素因数の和:2994128

約数の個数: 144

約数和(自身を含む): 1412416631808

約数和(自身を除く): 991515753828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 71, 90, 99, 110, 132, 142, 165, 180, 198, 213, 220, 284, 330, 355, 396, 426, 495, 639, 660, 710, 781, 852, 990, 1065, 1278, 1420, 1562, 1980, 2130, 2343, 2556, 3124, 3195, 3905, 4260, 4686, 6390, 7029, 7810, 9372, 11715, 12780, 14058, 15620, 23430, 28116, 35145, 46860, 70290, 140580, 2994031, 5988062, 8982093, 11976124, 14970155, 17964186, 26946279, 29940310, 32934341, 35928372, 44910465, 53892558, 59880620, 65868682, 89820930, 98803023, 107785116, 131737364, 134731395, 164671705, 179641860, 197606046, 212576201, 269462790, 296409069, 329343410, 395212092, 425152402, 494015115, 538925580, 592818138, 637728603, 658686820, 850304804, 988030230, 1062881005, 1185636276, 1275457206, 1482045345, 1913185809, 1976060460, 2125762010, 2338338211, 2550914412, 2964090690, 3188643015, 3826371618, 4251524020, 4676676422, 5928181380, 6377286030, 7015014633, 7652743236, 9353352844, 9565929045, 11691691055, 12754572060, 14030029266, 19131858090, 21045043899, 23383382110, 28060058532, 35075073165, 38263716180, 42090087798, 46766764220, 70150146330, 84180175596, 105225219495, 140300292660, 210450438990, 420900877980]

約数ペア:

[(1, 420900877980), (2, 210450438990), (3, 140300292660), (4, 105225219495), (5, 84180175596), (6, 70150146330), (9, 46766764220), (10, 42090087798), (11, 38263716180), (12, 35075073165), (15, 28060058532), (18, 23383382110), (20, 21045043899), (22, 19131858090), (30, 14030029266), (33, 12754572060), (36, 11691691055), (44, 9565929045), (45, 9353352844), (55, 7652743236), (60, 7015014633), (66, 6377286030), (71, 5928181380), (90, 4676676422), (99, 4251524020), (110, 3826371618), (132, 3188643015), (142, 2964090690), (165, 2550914412), (180, 2338338211), (198, 2125762010), (213, 1976060460), (220, 1913185809), (284, 1482045345), (330, 1275457206), (355, 1185636276), (396, 1062881005), (426, 988030230), (495, 850304804), (639, 658686820), (660, 637728603), (710, 592818138), (781, 538925580), (852, 494015115), (990, 425152402), (1065, 395212092), (1278, 329343410), (1420, 296409069), (1562, 269462790), (1980, 212576201), (2130, 197606046), (2343, 179641860), (2556, 164671705), (3124, 134731395), (3195, 131737364), (3905, 107785116), (4260, 98803023), (4686, 89820930), (6390, 65868682), (7029, 59880620), (7810, 53892558), (9372, 44910465), (11715, 35928372), (12780, 32934341), (14058, 29940310), (15620, 26946279), (23430, 17964186), (28116, 14970155), (35145, 11976124), (46860, 8982093), (70290, 5988062), (140580, 2994031)]