31211030640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{68771}}^1$

素因数の和:68879

約数の個数: 160

約数和(自身を含む): 101514074112

約数和(自身を除く): 70303043472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 61, 62, 80, 93, 120, 122, 124, 155, 183, 186, 240, 244, 248, 305, 310, 366, 372, 465, 488, 496, 610, 620, 732, 744, 915, 930, 976, 1220, 1240, 1464, 1488, 1830, 1860, 1891, 2440, 2480, 2928, 3660, 3720, 3782, 4880, 5673, 7320, 7440, 7564, 9455, 11346, 14640, 15128, 18910, 22692, 28365, 30256, 37820, 45384, 56730, 68771, 75640, 90768, 113460, 137542, 151280, 206313, 226920, 275084, 343855, 412626, 453840, 550168, 687710, 825252, 1031565, 1100336, 1375420, 1650504, 2063130, 2131901, 2750840, 3301008, 4126260, 4195031, 4263802, 5501680, 6395703, 8252520, 8390062, 8527604, 10659505, 12585093, 12791406, 16505040, 16780124, 17055208, 20975155, 21319010, 25170186, 25582812, 31978515, 33560248, 34110416, 41950310, 42638020, 50340372, 51165624, 62925465, 63957030, 67120496, 83900620, 85276040, 100680744, 102331248, 125850930, 127914060, 130045961, 167801240, 170552080, 201361488, 251701860, 255828120, 260091922, 335602480, 390137883, 503403720, 511656240, 520183844, 650229805, 780275766, 1006807440, 1040367688, 1300459610, 1560551532, 1950689415, 2080735376, 2600919220, 3121103064, 3901378830, 5201838440, 6242206128, 7802757660, 10403676880, 15605515320, 31211030640]

約数ペア:

[(1, 31211030640), (2, 15605515320), (3, 10403676880), (4, 7802757660), (5, 6242206128), (6, 5201838440), (8, 3901378830), (10, 3121103064), (12, 2600919220), (15, 2080735376), (16, 1950689415), (20, 1560551532), (24, 1300459610), (30, 1040367688), (31, 1006807440), (40, 780275766), (48, 650229805), (60, 520183844), (61, 511656240), (62, 503403720), (80, 390137883), (93, 335602480), (120, 260091922), (122, 255828120), (124, 251701860), (155, 201361488), (183, 170552080), (186, 167801240), (240, 130045961), (244, 127914060), (248, 125850930), (305, 102331248), (310, 100680744), (366, 85276040), (372, 83900620), (465, 67120496), (488, 63957030), (496, 62925465), (610, 51165624), (620, 50340372), (732, 42638020), (744, 41950310), (915, 34110416), (930, 33560248), (976, 31978515), (1220, 25582812), (1240, 25170186), (1464, 21319010), (1488, 20975155), (1830, 17055208), (1860, 16780124), (1891, 16505040), (2440, 12791406), (2480, 12585093), (2928, 10659505), (3660, 8527604), (3720, 8390062), (3782, 8252520), (4880, 6395703), (5673, 5501680), (7320, 4263802), (7440, 4195031), (7564, 4126260), (9455, 3301008), (11346, 2750840), (14640, 2131901), (15128, 2063130), (18910, 1650504), (22692, 1375420), (28365, 1100336), (30256, 1031565), (37820, 825252), (45384, 687710), (56730, 550168), (68771, 453840), (75640, 412626), (90768, 343855), (113460, 275084), (137542, 226920), (151280, 206313)]