291207150920

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{347951}}^1$

素因数の和:348044

約数の個数: 128

約数和(自身を含む): 776628864000

約数和(自身を除く): 485421713080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 61, 70, 98, 122, 140, 196, 244, 245, 280, 305, 343, 392, 427, 488, 490, 610, 686, 854, 980, 1220, 1372, 1708, 1715, 1960, 2135, 2440, 2744, 2989, 3416, 3430, 4270, 5978, 6860, 8540, 11956, 13720, 14945, 17080, 20923, 23912, 29890, 41846, 59780, 83692, 104615, 119560, 167384, 209230, 347951, 418460, 695902, 836920, 1391804, 1739755, 2435657, 2783608, 3479510, 4871314, 6959020, 9742628, 12178285, 13918040, 17049599, 19485256, 21225011, 24356570, 34099198, 42450022, 48713140, 68198396, 84900044, 85247995, 97426280, 106125055, 119347193, 136396792, 148575077, 169800088, 170495990, 212250110, 238694386, 297150154, 340991980, 424500220, 477388772, 594300308, 596735965, 681983960, 742875385, 849000440, 954777544, 1040025539, 1188600616, 1193471930, 1485750770, 2080051078, 2386943860, 2971501540, 4160102156, 4773887720, 5200127695, 5943003080, 7280178773, 8320204312, 10400255390, 14560357546, 20800510780, 29120715092, 36400893865, 41601021560, 58241430184, 72801787730, 145603575460, 291207150920]

約数ペア:

[(1, 291207150920), (2, 145603575460), (4, 72801787730), (5, 58241430184), (7, 41601021560), (8, 36400893865), (10, 29120715092), (14, 20800510780), (20, 14560357546), (28, 10400255390), (35, 8320204312), (40, 7280178773), (49, 5943003080), (56, 5200127695), (61, 4773887720), (70, 4160102156), (98, 2971501540), (122, 2386943860), (140, 2080051078), (196, 1485750770), (244, 1193471930), (245, 1188600616), (280, 1040025539), (305, 954777544), (343, 849000440), (392, 742875385), (427, 681983960), (488, 596735965), (490, 594300308), (610, 477388772), (686, 424500220), (854, 340991980), (980, 297150154), (1220, 238694386), (1372, 212250110), (1708, 170495990), (1715, 169800088), (1960, 148575077), (2135, 136396792), (2440, 119347193), (2744, 106125055), (2989, 97426280), (3416, 85247995), (3430, 84900044), (4270, 68198396), (5978, 48713140), (6860, 42450022), (8540, 34099198), (11956, 24356570), (13720, 21225011), (14945, 19485256), (17080, 17049599), (20923, 13918040), (23912, 12178285), (29890, 9742628), (41846, 6959020), (59780, 4871314), (83692, 3479510), (104615, 2783608), (119560, 2435657), (167384, 1739755), (209230, 1391804), (347951, 836920), (418460, 695902)]