268282980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{212923}}^1$

素因数の和:212945

約数の個数: 72

約数和(自身を含む): 930052032

約数和(自身を除く): 661769052

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 212923, 425846, 638769, 851692, 1064615, 1277538, 1490461, 1916307, 2129230, 2555076, 2980922, 3193845, 3832614, 4258460, 4471383, 5961844, 6387690, 7452305, 7665228, 8942766, 9581535, 12775380, 13414149, 14904610, 17885532, 19163070, 22356915, 26828298, 29809220, 38326140, 44713830, 53656596, 67070745, 89427660, 134141490, 268282980]

約数ペア:

[(1, 268282980), (2, 134141490), (3, 89427660), (4, 67070745), (5, 53656596), (6, 44713830), (7, 38326140), (9, 29809220), (10, 26828298), (12, 22356915), (14, 19163070), (15, 17885532), (18, 14904610), (20, 13414149), (21, 12775380), (28, 9581535), (30, 8942766), (35, 7665228), (36, 7452305), (42, 6387690), (45, 5961844), (60, 4471383), (63, 4258460), (70, 3832614), (84, 3193845), (90, 2980922), (105, 2555076), (126, 2129230), (140, 1916307), (180, 1490461), (210, 1277538), (252, 1064615), (315, 851692), (420, 638769), (630, 425846), (1260, 212923)]