1250620170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{691}}^1$

素因数の和:828

約数の個数: 128

約数和(自身を含む): 3262076928

約数和(自身を除く): 2011456758

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 43, 46, 61, 69, 86, 115, 122, 129, 138, 183, 215, 230, 258, 305, 345, 366, 430, 610, 645, 690, 691, 915, 989, 1290, 1382, 1403, 1830, 1978, 2073, 2623, 2806, 2967, 3455, 4146, 4209, 4945, 5246, 5934, 6910, 7015, 7869, 8418, 9890, 10365, 13115, 14030, 14835, 15738, 15893, 20730, 21045, 26230, 29670, 29713, 31786, 39345, 42090, 42151, 47679, 59426, 60329, 78690, 79465, 84302, 89139, 95358, 120658, 126453, 148565, 158930, 178278, 180987, 210755, 238395, 252906, 297130, 301645, 361974, 421510, 445695, 476790, 603290, 632265, 683399, 891390, 904935, 969473, 1264530, 1366798, 1809870, 1812493, 1938946, 2050197, 2908419, 3416995, 3624986, 4100394, 4847365, 5437479, 5816838, 6833990, 9062465, 9694730, 10250985, 10874958, 14542095, 18124930, 20501970, 27187395, 29084190, 41687339, 54374790, 83374678, 125062017, 208436695, 250124034, 416873390, 625310085, 1250620170]

約数ペア:

[(1, 1250620170), (2, 625310085), (3, 416873390), (5, 250124034), (6, 208436695), (10, 125062017), (15, 83374678), (23, 54374790), (30, 41687339), (43, 29084190), (46, 27187395), (61, 20501970), (69, 18124930), (86, 14542095), (115, 10874958), (122, 10250985), (129, 9694730), (138, 9062465), (183, 6833990), (215, 5816838), (230, 5437479), (258, 4847365), (305, 4100394), (345, 3624986), (366, 3416995), (430, 2908419), (610, 2050197), (645, 1938946), (690, 1812493), (691, 1809870), (915, 1366798), (989, 1264530), (1290, 969473), (1382, 904935), (1403, 891390), (1830, 683399), (1978, 632265), (2073, 603290), (2623, 476790), (2806, 445695), (2967, 421510), (3455, 361974), (4146, 301645), (4209, 297130), (4945, 252906), (5246, 238395), (5934, 210755), (6910, 180987), (7015, 178278), (7869, 158930), (8418, 148565), (9890, 126453), (10365, 120658), (13115, 95358), (14030, 89139), (14835, 84302), (15738, 79465), (15893, 78690), (20730, 60329), (21045, 59426), (26230, 47679), (29670, 42151), (29713, 42090), (31786, 39345)]