1320221490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{202799}}^1$

素因数の和:202847

約数の個数: 64

約数和(自身を含む): 3738009600

約数和(自身を除く): 2417788110

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 1085, 1302, 2170, 3255, 6510, 202799, 405598, 608397, 1013995, 1216794, 1419593, 2027990, 2839186, 3041985, 4258779, 6083970, 6286769, 7097965, 8517558, 12573538, 14195930, 18860307, 21293895, 31433845, 37720614, 42587790, 44007383, 62867690, 88014766, 94301535, 132022149, 188603070, 220036915, 264044298, 440073830, 660110745, 1320221490]

約数ペア:

[(1, 1320221490), (2, 660110745), (3, 440073830), (5, 264044298), (6, 220036915), (7, 188603070), (10, 132022149), (14, 94301535), (15, 88014766), (21, 62867690), (30, 44007383), (31, 42587790), (35, 37720614), (42, 31433845), (62, 21293895), (70, 18860307), (93, 14195930), (105, 12573538), (155, 8517558), (186, 7097965), (210, 6286769), (217, 6083970), (310, 4258779), (434, 3041985), (465, 2839186), (651, 2027990), (930, 1419593), (1085, 1216794), (1302, 1013995), (2170, 608397), (3255, 405598), (6510, 202799)]