85378920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{911}}^1$

素因数の和:1007

約数の個数: 128

約数和(自身を含む): 283668480

約数和(自身を除く): 198289560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 71, 88, 110, 120, 132, 142, 165, 213, 220, 264, 284, 330, 355, 426, 440, 568, 660, 710, 781, 852, 911, 1065, 1320, 1420, 1562, 1704, 1822, 2130, 2343, 2733, 2840, 3124, 3644, 3905, 4260, 4555, 4686, 5466, 6248, 7288, 7810, 8520, 9110, 9372, 10021, 10932, 11715, 13665, 15620, 18220, 18744, 20042, 21864, 23430, 27330, 30063, 31240, 36440, 40084, 46860, 50105, 54660, 60126, 64681, 80168, 93720, 100210, 109320, 120252, 129362, 150315, 194043, 200420, 240504, 258724, 300630, 323405, 388086, 400840, 517448, 601260, 646810, 711491, 776172, 970215, 1202520, 1293620, 1422982, 1552344, 1940430, 2134473, 2587240, 2845964, 3557455, 3880860, 4268946, 5691928, 7114910, 7761720, 8537892, 10672365, 14229820, 17075784, 21344730, 28459640, 42689460, 85378920]

約数ペア:

[(1, 85378920), (2, 42689460), (3, 28459640), (4, 21344730), (5, 17075784), (6, 14229820), (8, 10672365), (10, 8537892), (11, 7761720), (12, 7114910), (15, 5691928), (20, 4268946), (22, 3880860), (24, 3557455), (30, 2845964), (33, 2587240), (40, 2134473), (44, 1940430), (55, 1552344), (60, 1422982), (66, 1293620), (71, 1202520), (88, 970215), (110, 776172), (120, 711491), (132, 646810), (142, 601260), (165, 517448), (213, 400840), (220, 388086), (264, 323405), (284, 300630), (330, 258724), (355, 240504), (426, 200420), (440, 194043), (568, 150315), (660, 129362), (710, 120252), (781, 109320), (852, 100210), (911, 93720), (1065, 80168), (1320, 64681), (1420, 60126), (1562, 54660), (1704, 50105), (1822, 46860), (2130, 40084), (2343, 36440), (2733, 31240), (2840, 30063), (3124, 27330), (3644, 23430), (3905, 21864), (4260, 20042), (4555, 18744), (4686, 18220), (5466, 15620), (6248, 13665), (7288, 11715), (7810, 10932), (8520, 10021), (9110, 9372)]