31187310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1$

素因数の和:638

約数の個数: 128

約数和(自身を含む): 97542144

約数和(自身を除く): 66354834

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 23, 30, 33, 35, 42, 46, 55, 66, 69, 70, 77, 105, 110, 115, 138, 154, 161, 165, 210, 230, 231, 253, 322, 330, 345, 385, 462, 483, 506, 587, 690, 759, 770, 805, 966, 1155, 1174, 1265, 1518, 1610, 1761, 1771, 2310, 2415, 2530, 2935, 3522, 3542, 3795, 4109, 4830, 5313, 5870, 6457, 7590, 8218, 8805, 8855, 10626, 12327, 12914, 13501, 17610, 17710, 19371, 20545, 24654, 26565, 27002, 32285, 38742, 40503, 41090, 45199, 53130, 61635, 64570, 67505, 81006, 90398, 94507, 96855, 123270, 135010, 135597, 148511, 189014, 193710, 202515, 225995, 271194, 283521, 297022, 405030, 445533, 451990, 472535, 567042, 677985, 742555, 891066, 945070, 1039577, 1355970, 1417605, 1485110, 2079154, 2227665, 2835210, 3118731, 4455330, 5197885, 6237462, 10395770, 15593655, 31187310]

約数ペア:

[(1, 31187310), (2, 15593655), (3, 10395770), (5, 6237462), (6, 5197885), (7, 4455330), (10, 3118731), (11, 2835210), (14, 2227665), (15, 2079154), (21, 1485110), (22, 1417605), (23, 1355970), (30, 1039577), (33, 945070), (35, 891066), (42, 742555), (46, 677985), (55, 567042), (66, 472535), (69, 451990), (70, 445533), (77, 405030), (105, 297022), (110, 283521), (115, 271194), (138, 225995), (154, 202515), (161, 193710), (165, 189014), (210, 148511), (230, 135597), (231, 135010), (253, 123270), (322, 96855), (330, 94507), (345, 90398), (385, 81006), (462, 67505), (483, 64570), (506, 61635), (587, 53130), (690, 45199), (759, 41090), (770, 40503), (805, 38742), (966, 32285), (1155, 27002), (1174, 26565), (1265, 24654), (1518, 20545), (1610, 19371), (1761, 17710), (1771, 17610), (2310, 13501), (2415, 12914), (2530, 12327), (2935, 10626), (3522, 8855), (3542, 8805), (3795, 8218), (4109, 7590), (4830, 6457), (5313, 5870)]