77038720

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:414

約数の個数: 128

約数和(自身を含む): 207982080

約数和(自身を除く): 130943360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 310, 320, 341, 352, 353, 440, 496, 620, 640, 682, 704, 706, 880, 992, 1240, 1364, 1408, 1412, 1705, 1760, 1765, 1984, 2480, 2728, 2824, 3410, 3520, 3530, 3883, 3968, 4960, 5456, 5648, 6820, 7040, 7060, 7766, 9920, 10912, 10943, 11296, 13640, 14120, 15532, 19415, 19840, 21824, 21886, 22592, 27280, 28240, 31064, 38830, 43648, 43772, 45184, 54560, 54715, 56480, 62128, 77660, 87544, 109120, 109430, 112960, 120373, 124256, 155320, 175088, 218240, 218860, 225920, 240746, 248512, 310640, 350176, 437720, 481492, 497024, 601865, 621280, 700352, 875440, 962984, 1203730, 1242560, 1400704, 1750880, 1925968, 2407460, 2485120, 3501760, 3851936, 4814920, 7003520, 7703872, 9629840, 15407744, 19259680, 38519360, 77038720]

約数ペア:

[(1, 77038720), (2, 38519360), (4, 19259680), (5, 15407744), (8, 9629840), (10, 7703872), (11, 7003520), (16, 4814920), (20, 3851936), (22, 3501760), (31, 2485120), (32, 2407460), (40, 1925968), (44, 1750880), (55, 1400704), (62, 1242560), (64, 1203730), (80, 962984), (88, 875440), (110, 700352), (124, 621280), (128, 601865), (155, 497024), (160, 481492), (176, 437720), (220, 350176), (248, 310640), (310, 248512), (320, 240746), (341, 225920), (352, 218860), (353, 218240), (440, 175088), (496, 155320), (620, 124256), (640, 120373), (682, 112960), (704, 109430), (706, 109120), (880, 87544), (992, 77660), (1240, 62128), (1364, 56480), (1408, 54715), (1412, 54560), (1705, 45184), (1760, 43772), (1765, 43648), (1984, 38830), (2480, 31064), (2728, 28240), (2824, 27280), (3410, 22592), (3520, 21886), (3530, 21824), (3883, 19840), (3968, 19415), (4960, 15532), (5456, 14120), (5648, 13640), (6820, 11296), (7040, 10943), (7060, 10912), (7766, 9920)]