289754520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:226

約数の個数: 256

約数和(自身を含む): 1002516480

約数和(自身を除く): 712761960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 73, 88, 93, 97, 110, 120, 124, 132, 146, 155, 165, 186, 194, 219, 220, 248, 264, 291, 292, 310, 330, 341, 365, 372, 388, 438, 440, 465, 485, 582, 584, 620, 660, 682, 730, 744, 776, 803, 876, 930, 970, 1023, 1067, 1095, 1164, 1240, 1320, 1364, 1455, 1460, 1606, 1705, 1752, 1860, 1940, 2046, 2134, 2190, 2263, 2328, 2409, 2728, 2910, 2920, 3007, 3201, 3212, 3410, 3720, 3880, 4015, 4092, 4268, 4380, 4526, 4818, 5115, 5335, 5820, 6014, 6402, 6424, 6789, 6820, 7081, 8030, 8184, 8536, 8760, 9021, 9052, 9636, 10230, 10670, 11315, 11640, 12028, 12045, 12804, 13578, 13640, 14162, 15035, 16005, 16060, 18042, 18104, 19272, 20460, 21243, 21340, 22630, 24056, 24090, 24893, 25608, 27156, 28324, 30070, 32010, 32120, 33077, 33945, 35405, 36084, 40920, 42486, 42680, 45105, 45260, 48180, 49786, 54312, 56648, 60140, 64020, 66154, 67890, 70810, 72168, 74679, 77891, 84972, 90210, 90520, 96360, 99231, 99572, 106215, 120280, 124465, 128040, 132308, 135780, 141620, 149358, 155782, 165385, 169944, 180420, 198462, 199144, 212430, 219511, 233673, 248930, 264616, 271560, 283240, 298716, 311564, 330770, 360840, 373395, 389455, 396924, 424860, 439022, 467346, 496155, 497860, 597432, 623128, 658533, 661540, 746790, 778910, 793848, 849720, 878044, 934692, 992310, 995720, 1097555, 1168365, 1317066, 1323080, 1493580, 1557820, 1756088, 1869384, 1984620, 2195110, 2336730, 2414621, 2634132, 2987160, 3115640, 3292665, 3969240, 4390220, 4673460, 4829242, 5268264, 6585330, 7243863, 8780440, 9346920, 9658484, 12073105, 13170660, 14487726, 19316968, 24146210, 26341320, 28975452, 36219315, 48292420, 57950904, 72438630, 96584840, 144877260, 289754520]

約数ペア:

[(1, 289754520), (2, 144877260), (3, 96584840), (4, 72438630), (5, 57950904), (6, 48292420), (8, 36219315), (10, 28975452), (11, 26341320), (12, 24146210), (15, 19316968), (20, 14487726), (22, 13170660), (24, 12073105), (30, 9658484), (31, 9346920), (33, 8780440), (40, 7243863), (44, 6585330), (55, 5268264), (60, 4829242), (62, 4673460), (66, 4390220), (73, 3969240), (88, 3292665), (93, 3115640), (97, 2987160), (110, 2634132), (120, 2414621), (124, 2336730), (132, 2195110), (146, 1984620), (155, 1869384), (165, 1756088), (186, 1557820), (194, 1493580), (219, 1323080), (220, 1317066), (248, 1168365), (264, 1097555), (291, 995720), (292, 992310), (310, 934692), (330, 878044), (341, 849720), (365, 793848), (372, 778910), (388, 746790), (438, 661540), (440, 658533), (465, 623128), (485, 597432), (582, 497860), (584, 496155), (620, 467346), (660, 439022), (682, 424860), (730, 396924), (744, 389455), (776, 373395), (803, 360840), (876, 330770), (930, 311564), (970, 298716), (1023, 283240), (1067, 271560), (1095, 264616), (1164, 248930), (1240, 233673), (1320, 219511), (1364, 212430), (1455, 199144), (1460, 198462), (1606, 180420), (1705, 169944), (1752, 165385), (1860, 155782), (1940, 149358), (2046, 141620), (2134, 135780), (2190, 132308), (2263, 128040), (2328, 124465), (2409, 120280), (2728, 106215), (2910, 99572), (2920, 99231), (3007, 96360), (3201, 90520), (3212, 90210), (3410, 84972), (3720, 77891), (3880, 74679), (4015, 72168), (4092, 70810), (4268, 67890), (4380, 66154), (4526, 64020), (4818, 60140), (5115, 56648), (5335, 54312), (5820, 49786), (6014, 48180), (6402, 45260), (6424, 45105), (6789, 42680), (6820, 42486), (7081, 40920), (8030, 36084), (8184, 35405), (8536, 33945), (8760, 33077), (9021, 32120), (9052, 32010), (9636, 30070), (10230, 28324), (10670, 27156), (11315, 25608), (11640, 24893), (12028, 24090), (12045, 24056), (12804, 22630), (13578, 21340), (13640, 21243), (14162, 20460), (15035, 19272), (16005, 18104), (16060, 18042)]