127959720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{439}}^1$

素因数の和:807

約数の個数: 128

約数和(自身を含む): 440985600

約数和(自身を除く): 313025880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 347, 420, 439, 694, 840, 878, 1041, 1317, 1388, 1735, 1756, 2082, 2195, 2429, 2634, 2776, 3073, 3470, 3512, 4164, 4390, 4858, 5205, 5268, 6146, 6585, 6940, 7287, 8328, 8780, 9219, 9716, 10410, 10536, 12145, 12292, 13170, 13880, 14574, 15365, 17560, 18438, 19432, 20820, 24290, 24584, 26340, 29148, 30730, 36435, 36876, 41640, 46095, 48580, 52680, 58296, 61460, 72870, 73752, 92190, 97160, 122920, 145740, 152333, 184380, 291480, 304666, 368760, 456999, 609332, 761665, 913998, 1066331, 1218664, 1523330, 1827996, 2132662, 2284995, 3046660, 3198993, 3655992, 4265324, 4569990, 5331655, 6093320, 6397986, 8530648, 9139980, 10663310, 12795972, 15994965, 18279960, 21326620, 25591944, 31989930, 42653240, 63979860, 127959720]

約数ペア:

[(1, 127959720), (2, 63979860), (3, 42653240), (4, 31989930), (5, 25591944), (6, 21326620), (7, 18279960), (8, 15994965), (10, 12795972), (12, 10663310), (14, 9139980), (15, 8530648), (20, 6397986), (21, 6093320), (24, 5331655), (28, 4569990), (30, 4265324), (35, 3655992), (40, 3198993), (42, 3046660), (56, 2284995), (60, 2132662), (70, 1827996), (84, 1523330), (105, 1218664), (120, 1066331), (140, 913998), (168, 761665), (210, 609332), (280, 456999), (347, 368760), (420, 304666), (439, 291480), (694, 184380), (840, 152333), (878, 145740), (1041, 122920), (1317, 97160), (1388, 92190), (1735, 73752), (1756, 72870), (2082, 61460), (2195, 58296), (2429, 52680), (2634, 48580), (2776, 46095), (3073, 41640), (3470, 36876), (3512, 36435), (4164, 30730), (4390, 29148), (4858, 26340), (5205, 24584), (5268, 24290), (6146, 20820), (6585, 19432), (6940, 18438), (7287, 17560), (8328, 15365), (8780, 14574), (9219, 13880), (9716, 13170), (10410, 12292), (10536, 12145)]