318955280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{967}}^1$

素因数の和:1037

約数の個数: 160

約数和(自身を含む): 921845760

約数和(自身を除く): 602890480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 304, 310, 380, 434, 496, 532, 560, 589, 620, 665, 760, 868, 967, 1064, 1085, 1178, 1240, 1330, 1520, 1736, 1934, 2128, 2170, 2356, 2480, 2660, 2945, 3472, 3868, 4123, 4340, 4712, 4835, 5320, 5890, 6769, 7736, 8246, 8680, 9424, 9670, 10640, 11780, 13538, 15472, 16492, 17360, 18373, 19340, 20615, 23560, 27076, 29977, 32984, 33845, 36746, 38680, 41230, 47120, 54152, 59954, 65968, 67690, 73492, 77360, 82460, 91865, 108304, 119908, 128611, 135380, 146984, 149885, 164920, 183730, 209839, 239816, 257222, 270760, 293968, 299770, 329840, 367460, 419678, 479632, 514444, 541520, 569563, 599540, 643055, 734920, 839356, 1028888, 1049195, 1139126, 1199080, 1286110, 1469840, 1678712, 2057776, 2098390, 2278252, 2398160, 2572220, 2847815, 3357424, 3986941, 4196780, 4556504, 5144440, 5695630, 7973882, 8393560, 9113008, 10288880, 11391260, 15947764, 16787120, 19934705, 22782520, 31895528, 39869410, 45565040, 63791056, 79738820, 159477640, 318955280]

約数ペア:

[(1, 318955280), (2, 159477640), (4, 79738820), (5, 63791056), (7, 45565040), (8, 39869410), (10, 31895528), (14, 22782520), (16, 19934705), (19, 16787120), (20, 15947764), (28, 11391260), (31, 10288880), (35, 9113008), (38, 8393560), (40, 7973882), (56, 5695630), (62, 5144440), (70, 4556504), (76, 4196780), (80, 3986941), (95, 3357424), (112, 2847815), (124, 2572220), (133, 2398160), (140, 2278252), (152, 2098390), (155, 2057776), (190, 1678712), (217, 1469840), (248, 1286110), (266, 1199080), (280, 1139126), (304, 1049195), (310, 1028888), (380, 839356), (434, 734920), (496, 643055), (532, 599540), (560, 569563), (589, 541520), (620, 514444), (665, 479632), (760, 419678), (868, 367460), (967, 329840), (1064, 299770), (1085, 293968), (1178, 270760), (1240, 257222), (1330, 239816), (1520, 209839), (1736, 183730), (1934, 164920), (2128, 149885), (2170, 146984), (2356, 135380), (2480, 128611), (2660, 119908), (2945, 108304), (3472, 91865), (3868, 82460), (4123, 77360), (4340, 73492), (4712, 67690), (4835, 65968), (5320, 59954), (5890, 54152), (6769, 47120), (7736, 41230), (8246, 38680), (8680, 36746), (9424, 33845), (9670, 32984), (10640, 29977), (11780, 27076), (13538, 23560), (15472, 20615), (16492, 19340), (17360, 18373)]