172819680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:561

約数の個数: 192

約数和(自身を含む): 603542016

約数和(自身を除く): 430722336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 71, 80, 88, 96, 110, 120, 132, 142, 160, 165, 176, 213, 220, 240, 264, 284, 330, 352, 355, 426, 440, 461, 480, 528, 568, 660, 710, 781, 852, 880, 922, 1056, 1065, 1136, 1320, 1383, 1420, 1562, 1704, 1760, 1844, 2130, 2272, 2305, 2343, 2640, 2766, 2840, 3124, 3408, 3688, 3905, 4260, 4610, 4686, 5071, 5280, 5532, 5680, 6248, 6816, 6915, 7376, 7810, 8520, 9220, 9372, 10142, 11064, 11360, 11715, 12496, 13830, 14752, 15213, 15620, 17040, 18440, 18744, 20284, 22128, 23430, 24992, 25355, 27660, 30426, 31240, 32731, 34080, 36880, 37488, 40568, 44256, 46860, 50710, 55320, 60852, 62480, 65462, 73760, 74976, 76065, 81136, 93720, 98193, 101420, 110640, 121704, 124960, 130924, 152130, 162272, 163655, 187440, 196386, 202840, 221280, 243408, 261848, 304260, 327310, 360041, 374880, 392772, 405680, 486816, 490965, 523696, 608520, 654620, 720082, 785544, 811360, 981930, 1047392, 1080123, 1217040, 1309240, 1440164, 1571088, 1800205, 1963860, 2160246, 2434080, 2618480, 2880328, 3142176, 3600410, 3927720, 4320492, 5236960, 5400615, 5760656, 7200820, 7855440, 8640984, 10801230, 11521312, 14401640, 15710880, 17281968, 21602460, 28803280, 34563936, 43204920, 57606560, 86409840, 172819680]

約数ペア:

[(1, 172819680), (2, 86409840), (3, 57606560), (4, 43204920), (5, 34563936), (6, 28803280), (8, 21602460), (10, 17281968), (11, 15710880), (12, 14401640), (15, 11521312), (16, 10801230), (20, 8640984), (22, 7855440), (24, 7200820), (30, 5760656), (32, 5400615), (33, 5236960), (40, 4320492), (44, 3927720), (48, 3600410), (55, 3142176), (60, 2880328), (66, 2618480), (71, 2434080), (80, 2160246), (88, 1963860), (96, 1800205), (110, 1571088), (120, 1440164), (132, 1309240), (142, 1217040), (160, 1080123), (165, 1047392), (176, 981930), (213, 811360), (220, 785544), (240, 720082), (264, 654620), (284, 608520), (330, 523696), (352, 490965), (355, 486816), (426, 405680), (440, 392772), (461, 374880), (480, 360041), (528, 327310), (568, 304260), (660, 261848), (710, 243408), (781, 221280), (852, 202840), (880, 196386), (922, 187440), (1056, 163655), (1065, 162272), (1136, 152130), (1320, 130924), (1383, 124960), (1420, 121704), (1562, 110640), (1704, 101420), (1760, 98193), (1844, 93720), (2130, 81136), (2272, 76065), (2305, 74976), (2343, 73760), (2640, 65462), (2766, 62480), (2840, 60852), (3124, 55320), (3408, 50710), (3688, 46860), (3905, 44256), (4260, 40568), (4610, 37488), (4686, 36880), (5071, 34080), (5280, 32731), (5532, 31240), (5680, 30426), (6248, 27660), (6816, 25355), (6915, 24992), (7376, 23430), (7810, 22128), (8520, 20284), (9220, 18744), (9372, 18440), (10142, 17040), (11064, 15620), (11360, 15213), (11715, 14752), (12496, 13830)]