40376784520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1\times {\mathrm{1741}}^1$

素因数の和:2159

約数の個数: 128

約数和(自身を含む): 95723596800

約数和(自身を除く): 55346812280

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 59, 62, 118, 124, 155, 236, 248, 295, 310, 317, 472, 590, 620, 634, 1180, 1240, 1268, 1585, 1741, 1829, 2360, 2536, 3170, 3482, 3658, 6340, 6964, 7316, 8705, 9145, 9827, 12680, 13928, 14632, 17410, 18290, 18703, 19654, 34820, 36580, 37406, 39308, 49135, 53971, 69640, 73160, 74812, 78616, 93515, 98270, 102719, 107942, 149624, 187030, 196540, 205438, 215884, 269855, 374060, 393080, 410876, 431768, 513595, 539710, 551897, 579793, 748120, 821752, 1027190, 1079420, 1103794, 1159586, 2054380, 2158840, 2207588, 2319172, 2759485, 2898965, 3184289, 4108760, 4415176, 4638344, 5518970, 5797930, 6368578, 11037940, 11595860, 12737156, 15921445, 17108807, 22075880, 23191720, 25474312, 31842890, 32561923, 34217614, 63685780, 65123846, 68435228, 85544035, 127371560, 130247692, 136870456, 162809615, 171088070, 260495384, 325619230, 342176140, 651238460, 684352280, 1009419613, 1302476920, 2018839226, 4037678452, 5047098065, 8075356904, 10094196130, 20188392260, 40376784520]

約数ペア:

[(1, 40376784520), (2, 20188392260), (4, 10094196130), (5, 8075356904), (8, 5047098065), (10, 4037678452), (20, 2018839226), (31, 1302476920), (40, 1009419613), (59, 684352280), (62, 651238460), (118, 342176140), (124, 325619230), (155, 260495384), (236, 171088070), (248, 162809615), (295, 136870456), (310, 130247692), (317, 127371560), (472, 85544035), (590, 68435228), (620, 65123846), (634, 63685780), (1180, 34217614), (1240, 32561923), (1268, 31842890), (1585, 25474312), (1741, 23191720), (1829, 22075880), (2360, 17108807), (2536, 15921445), (3170, 12737156), (3482, 11595860), (3658, 11037940), (6340, 6368578), (6964, 5797930), (7316, 5518970), (8705, 4638344), (9145, 4415176), (9827, 4108760), (12680, 3184289), (13928, 2898965), (14632, 2759485), (17410, 2319172), (18290, 2207588), (18703, 2158840), (19654, 2054380), (34820, 1159586), (36580, 1103794), (37406, 1079420), (39308, 1027190), (49135, 821752), (53971, 748120), (69640, 579793), (73160, 551897), (74812, 539710), (78616, 513595), (93515, 431768), (98270, 410876), (102719, 393080), (107942, 374060), (149624, 269855), (187030, 215884), (196540, 205438)]