338410880

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:548

約数の個数: 128

約数和(自身を含む): 859541760

約数和(自身を除く): 521130880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 124, 128, 148, 155, 160, 185, 248, 296, 310, 320, 370, 461, 496, 592, 620, 640, 740, 922, 992, 1147, 1184, 1240, 1480, 1844, 1984, 2294, 2305, 2368, 2480, 2960, 3688, 3968, 4588, 4610, 4736, 4960, 5735, 5920, 7376, 9176, 9220, 9920, 11470, 11840, 14291, 14752, 17057, 18352, 18440, 19840, 22940, 23680, 28582, 29504, 34114, 36704, 36880, 45880, 57164, 59008, 68228, 71455, 73408, 73760, 85285, 91760, 114328, 136456, 142910, 146816, 147520, 170570, 183520, 228656, 272912, 285820, 295040, 341140, 367040, 457312, 528767, 545824, 571640, 682280, 734080, 914624, 1057534, 1091648, 1143280, 1364560, 1829248, 2115068, 2183296, 2286560, 2643835, 2729120, 4230136, 4573120, 5287670, 5458240, 8460272, 9146240, 10575340, 10916480, 16920544, 21150680, 33841088, 42301360, 67682176, 84602720, 169205440, 338410880]

約数ペア:

[(1, 338410880), (2, 169205440), (4, 84602720), (5, 67682176), (8, 42301360), (10, 33841088), (16, 21150680), (20, 16920544), (31, 10916480), (32, 10575340), (37, 9146240), (40, 8460272), (62, 5458240), (64, 5287670), (74, 4573120), (80, 4230136), (124, 2729120), (128, 2643835), (148, 2286560), (155, 2183296), (160, 2115068), (185, 1829248), (248, 1364560), (296, 1143280), (310, 1091648), (320, 1057534), (370, 914624), (461, 734080), (496, 682280), (592, 571640), (620, 545824), (640, 528767), (740, 457312), (922, 367040), (992, 341140), (1147, 295040), (1184, 285820), (1240, 272912), (1480, 228656), (1844, 183520), (1984, 170570), (2294, 147520), (2305, 146816), (2368, 142910), (2480, 136456), (2960, 114328), (3688, 91760), (3968, 85285), (4588, 73760), (4610, 73408), (4736, 71455), (4960, 68228), (5735, 59008), (5920, 57164), (7376, 45880), (9176, 36880), (9220, 36704), (9920, 34114), (11470, 29504), (11840, 28582), (14291, 23680), (14752, 22940), (17057, 19840), (18352, 18440)]