74967480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:514

約数の個数: 192

約数和(自身を含む): 283046400

約数和(自身を除く): 208078920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 71, 72, 84, 90, 105, 120, 126, 140, 142, 168, 180, 210, 213, 252, 280, 284, 315, 355, 360, 419, 420, 426, 497, 504, 568, 630, 639, 710, 838, 840, 852, 994, 1065, 1257, 1260, 1278, 1420, 1491, 1676, 1704, 1988, 2095, 2130, 2485, 2514, 2520, 2556, 2840, 2933, 2982, 3195, 3352, 3771, 3976, 4190, 4260, 4473, 4970, 5028, 5112, 5866, 5964, 6285, 6390, 7455, 7542, 8380, 8520, 8799, 8946, 9940, 10056, 11732, 11928, 12570, 12780, 14665, 14910, 15084, 16760, 17598, 17892, 18855, 19880, 22365, 23464, 25140, 25560, 26397, 29330, 29749, 29820, 30168, 35196, 35784, 37710, 43995, 44730, 50280, 52794, 58660, 59498, 59640, 70392, 75420, 87990, 89247, 89460, 105588, 117320, 118996, 131985, 148745, 150840, 175980, 178494, 178920, 208243, 211176, 237992, 263970, 267741, 297490, 351960, 356988, 416486, 446235, 527940, 535482, 594980, 624729, 713976, 832972, 892470, 1041215, 1055880, 1070964, 1189960, 1249458, 1338705, 1665944, 1784940, 1874187, 2082430, 2141928, 2498916, 2677410, 3123645, 3569880, 3748374, 4164860, 4997832, 5354820, 6247290, 7496748, 8329720, 9370935, 10709640, 12494580, 14993496, 18741870, 24989160, 37483740, 74967480]

約数ペア:

[(1, 74967480), (2, 37483740), (3, 24989160), (4, 18741870), (5, 14993496), (6, 12494580), (7, 10709640), (8, 9370935), (9, 8329720), (10, 7496748), (12, 6247290), (14, 5354820), (15, 4997832), (18, 4164860), (20, 3748374), (21, 3569880), (24, 3123645), (28, 2677410), (30, 2498916), (35, 2141928), (36, 2082430), (40, 1874187), (42, 1784940), (45, 1665944), (56, 1338705), (60, 1249458), (63, 1189960), (70, 1070964), (71, 1055880), (72, 1041215), (84, 892470), (90, 832972), (105, 713976), (120, 624729), (126, 594980), (140, 535482), (142, 527940), (168, 446235), (180, 416486), (210, 356988), (213, 351960), (252, 297490), (280, 267741), (284, 263970), (315, 237992), (355, 211176), (360, 208243), (419, 178920), (420, 178494), (426, 175980), (497, 150840), (504, 148745), (568, 131985), (630, 118996), (639, 117320), (710, 105588), (838, 89460), (840, 89247), (852, 87990), (994, 75420), (1065, 70392), (1257, 59640), (1260, 59498), (1278, 58660), (1420, 52794), (1491, 50280), (1676, 44730), (1704, 43995), (1988, 37710), (2095, 35784), (2130, 35196), (2485, 30168), (2514, 29820), (2520, 29749), (2556, 29330), (2840, 26397), (2933, 25560), (2982, 25140), (3195, 23464), (3352, 22365), (3771, 19880), (3976, 18855), (4190, 17892), (4260, 17598), (4473, 16760), (4970, 15084), (5028, 14910), (5112, 14665), (5866, 12780), (5964, 12570), (6285, 11928), (6390, 11732), (7455, 10056), (7542, 9940), (8380, 8946), (8520, 8799)]