199955760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:303

約数の個数: 160

約数和(自身を含む): 640191168

約数和(自身を除く): 440235408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 73, 80, 101, 113, 120, 146, 202, 219, 226, 240, 292, 303, 339, 365, 404, 438, 452, 505, 565, 584, 606, 678, 730, 808, 876, 904, 1010, 1095, 1130, 1168, 1212, 1356, 1460, 1515, 1616, 1695, 1752, 1808, 2020, 2190, 2260, 2424, 2712, 2920, 3030, 3390, 3504, 4040, 4380, 4520, 4848, 5424, 5840, 6060, 6780, 7373, 8080, 8249, 8760, 9040, 11413, 12120, 13560, 14746, 16498, 17520, 22119, 22826, 24240, 24747, 27120, 29492, 32996, 34239, 36865, 41245, 44238, 45652, 49494, 57065, 58984, 65992, 68478, 73730, 82490, 88476, 91304, 98988, 110595, 114130, 117968, 123735, 131984, 136956, 147460, 164980, 171195, 176952, 182608, 197976, 221190, 228260, 247470, 273912, 294920, 329960, 342390, 353904, 395952, 442380, 456520, 494940, 547824, 589840, 659920, 684780, 833149, 884760, 913040, 989880, 1369560, 1666298, 1769520, 1979760, 2499447, 2739120, 3332596, 4165745, 4998894, 6665192, 8331490, 9997788, 12497235, 13330384, 16662980, 19995576, 24994470, 33325960, 39991152, 49988940, 66651920, 99977880, 199955760]

約数ペア:

[(1, 199955760), (2, 99977880), (3, 66651920), (4, 49988940), (5, 39991152), (6, 33325960), (8, 24994470), (10, 19995576), (12, 16662980), (15, 13330384), (16, 12497235), (20, 9997788), (24, 8331490), (30, 6665192), (40, 4998894), (48, 4165745), (60, 3332596), (73, 2739120), (80, 2499447), (101, 1979760), (113, 1769520), (120, 1666298), (146, 1369560), (202, 989880), (219, 913040), (226, 884760), (240, 833149), (292, 684780), (303, 659920), (339, 589840), (365, 547824), (404, 494940), (438, 456520), (452, 442380), (505, 395952), (565, 353904), (584, 342390), (606, 329960), (678, 294920), (730, 273912), (808, 247470), (876, 228260), (904, 221190), (1010, 197976), (1095, 182608), (1130, 176952), (1168, 171195), (1212, 164980), (1356, 147460), (1460, 136956), (1515, 131984), (1616, 123735), (1695, 117968), (1752, 114130), (1808, 110595), (2020, 98988), (2190, 91304), (2260, 88476), (2424, 82490), (2712, 73730), (2920, 68478), (3030, 65992), (3390, 58984), (3504, 57065), (4040, 49494), (4380, 45652), (4520, 44238), (4848, 41245), (5424, 36865), (5840, 34239), (6060, 32996), (6780, 29492), (7373, 27120), (8080, 24747), (8249, 24240), (8760, 22826), (9040, 22119), (11413, 17520), (12120, 16498), (13560, 14746)]