358041640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 909169920

約数和(自身を除く): 551128280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 73, 88, 110, 142, 146, 157, 220, 284, 292, 314, 355, 365, 440, 568, 584, 628, 710, 730, 781, 785, 803, 1256, 1420, 1460, 1562, 1570, 1606, 1727, 2840, 2920, 3124, 3140, 3212, 3454, 3905, 4015, 5183, 6248, 6280, 6424, 6908, 7810, 8030, 8635, 10366, 11147, 11461, 13816, 15620, 16060, 17270, 20732, 22294, 22922, 25915, 31240, 32120, 34540, 41464, 44588, 45844, 51830, 55735, 57013, 57305, 69080, 89176, 91688, 103660, 111470, 114026, 114610, 122617, 126071, 207320, 222940, 228052, 229220, 245234, 252142, 285065, 445880, 456104, 458440, 490468, 504284, 570130, 613085, 630355, 813731, 980936, 1008568, 1140260, 1226170, 1260710, 1627462, 2280520, 2452340, 2521420, 3254924, 4068655, 4904680, 5042840, 6509848, 8137310, 8951041, 16274620, 17902082, 32549240, 35804164, 44755205, 71608328, 89510410, 179020820, 358041640]

約数ペア:

[(1, 358041640), (2, 179020820), (4, 89510410), (5, 71608328), (8, 44755205), (10, 35804164), (11, 32549240), (20, 17902082), (22, 16274620), (40, 8951041), (44, 8137310), (55, 6509848), (71, 5042840), (73, 4904680), (88, 4068655), (110, 3254924), (142, 2521420), (146, 2452340), (157, 2280520), (220, 1627462), (284, 1260710), (292, 1226170), (314, 1140260), (355, 1008568), (365, 980936), (440, 813731), (568, 630355), (584, 613085), (628, 570130), (710, 504284), (730, 490468), (781, 458440), (785, 456104), (803, 445880), (1256, 285065), (1420, 252142), (1460, 245234), (1562, 229220), (1570, 228052), (1606, 222940), (1727, 207320), (2840, 126071), (2920, 122617), (3124, 114610), (3140, 114026), (3212, 111470), (3454, 103660), (3905, 91688), (4015, 89176), (5183, 69080), (6248, 57305), (6280, 57013), (6424, 55735), (6908, 51830), (7810, 45844), (8030, 44588), (8635, 41464), (10366, 34540), (11147, 32120), (11461, 31240), (13816, 25915), (15620, 22922), (16060, 22294), (17270, 20732)]