79321320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1$

素因数の和:1044

約数の個数: 192

約数和(自身を含む): 294250320

約数和(自身を除く): 214929000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 51, 52, 60, 65, 68, 72, 78, 85, 90, 102, 104, 117, 120, 130, 136, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 663, 680, 765, 780, 884, 936, 997, 1020, 1105, 1170, 1224, 1326, 1530, 1560, 1768, 1989, 1994, 2040, 2210, 2340, 2652, 2991, 3060, 3315, 3978, 3988, 4420, 4680, 4985, 5304, 5982, 6120, 6630, 7956, 7976, 8840, 8973, 9945, 9970, 11964, 12961, 13260, 14955, 15912, 16949, 17946, 19890, 19940, 23928, 25922, 26520, 29910, 33898, 35892, 38883, 39780, 39880, 44865, 50847, 51844, 59820, 64805, 67796, 71784, 77766, 79560, 84745, 89730, 101694, 103688, 116649, 119640, 129610, 135592, 152541, 155532, 169490, 179460, 194415, 203388, 220337, 233298, 254235, 259220, 305082, 311064, 338980, 358920, 388830, 406776, 440674, 466596, 508470, 518440, 583245, 610164, 661011, 677960, 762705, 777660, 881348, 933192, 1016940, 1101685, 1166490, 1220328, 1322022, 1525410, 1555320, 1762696, 1983033, 2033880, 2203370, 2332980, 2644044, 3050820, 3305055, 3966066, 4406740, 4665960, 5288088, 6101640, 6610110, 7932132, 8813480, 9915165, 13220220, 15864264, 19830330, 26440440, 39660660, 79321320]

約数ペア:

[(1, 79321320), (2, 39660660), (3, 26440440), (4, 19830330), (5, 15864264), (6, 13220220), (8, 9915165), (9, 8813480), (10, 7932132), (12, 6610110), (13, 6101640), (15, 5288088), (17, 4665960), (18, 4406740), (20, 3966066), (24, 3305055), (26, 3050820), (30, 2644044), (34, 2332980), (36, 2203370), (39, 2033880), (40, 1983033), (45, 1762696), (51, 1555320), (52, 1525410), (60, 1322022), (65, 1220328), (68, 1166490), (72, 1101685), (78, 1016940), (85, 933192), (90, 881348), (102, 777660), (104, 762705), (117, 677960), (120, 661011), (130, 610164), (136, 583245), (153, 518440), (156, 508470), (170, 466596), (180, 440674), (195, 406776), (204, 388830), (221, 358920), (234, 338980), (255, 311064), (260, 305082), (306, 259220), (312, 254235), (340, 233298), (360, 220337), (390, 203388), (408, 194415), (442, 179460), (468, 169490), (510, 155532), (520, 152541), (585, 135592), (612, 129610), (663, 119640), (680, 116649), (765, 103688), (780, 101694), (884, 89730), (936, 84745), (997, 79560), (1020, 77766), (1105, 71784), (1170, 67796), (1224, 64805), (1326, 59820), (1530, 51844), (1560, 50847), (1768, 44865), (1989, 39880), (1994, 39780), (2040, 38883), (2210, 35892), (2340, 33898), (2652, 29910), (2991, 26520), (3060, 25922), (3315, 23928), (3978, 19940), (3988, 19890), (4420, 17946), (4680, 16949), (4985, 15912), (5304, 14955), (5982, 13260), (6120, 12961), (6630, 11964), (7956, 9970), (7976, 9945), (8840, 8973)]