313054140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{233}}^1\times {\mathrm{457}}^1$

素因数の和:716

約数の個数: 144

約数和(自身を含む): 1026279072

約数和(自身を除く): 713224932

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 233, 245, 294, 420, 457, 466, 490, 588, 699, 735, 914, 932, 980, 1165, 1371, 1398, 1470, 1631, 1828, 2285, 2330, 2742, 2796, 2940, 3199, 3262, 3495, 4570, 4660, 4893, 5484, 6398, 6524, 6855, 6990, 8155, 9140, 9597, 9786, 11417, 12796, 13710, 13980, 15995, 16310, 19194, 19572, 22393, 22834, 24465, 27420, 31990, 32620, 34251, 38388, 44786, 45668, 47985, 48930, 57085, 63980, 67179, 68502, 89572, 95970, 97860, 106481, 111965, 114170, 134358, 137004, 171255, 191940, 212962, 223930, 228340, 268716, 319443, 335895, 342510, 425924, 447860, 532405, 638886, 671790, 685020, 745367, 1064810, 1277772, 1343580, 1490734, 1597215, 2129620, 2236101, 2981468, 3194430, 3726835, 4472202, 5217569, 6388860, 7453670, 8944404, 10435138, 11180505, 14907340, 15652707, 20870276, 22361010, 26087845, 31305414, 44722020, 52175690, 62610828, 78263535, 104351380, 156527070, 313054140]

約数ペア:

[(1, 313054140), (2, 156527070), (3, 104351380), (4, 78263535), (5, 62610828), (6, 52175690), (7, 44722020), (10, 31305414), (12, 26087845), (14, 22361010), (15, 20870276), (20, 15652707), (21, 14907340), (28, 11180505), (30, 10435138), (35, 8944404), (42, 7453670), (49, 6388860), (60, 5217569), (70, 4472202), (84, 3726835), (98, 3194430), (105, 2981468), (140, 2236101), (147, 2129620), (196, 1597215), (210, 1490734), (233, 1343580), (245, 1277772), (294, 1064810), (420, 745367), (457, 685020), (466, 671790), (490, 638886), (588, 532405), (699, 447860), (735, 425924), (914, 342510), (932, 335895), (980, 319443), (1165, 268716), (1371, 228340), (1398, 223930), (1470, 212962), (1631, 191940), (1828, 171255), (2285, 137004), (2330, 134358), (2742, 114170), (2796, 111965), (2940, 106481), (3199, 97860), (3262, 95970), (3495, 89572), (4570, 68502), (4660, 67179), (4893, 63980), (5484, 57085), (6398, 48930), (6524, 47985), (6855, 45668), (6990, 44786), (8155, 38388), (9140, 34251), (9597, 32620), (9786, 31990), (11417, 27420), (12796, 24465), (13710, 22834), (13980, 22393), (15995, 19572), (16310, 19194)]