18855221440

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{19913}}^1$

素因数の和:20210

約数の個数: 112

約数和(自身を含む): 49165276320

約数和(自身を除く): 30310054880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 269, 320, 352, 440, 538, 704, 880, 1076, 1345, 1760, 2152, 2690, 2959, 3520, 4304, 5380, 5918, 8608, 10760, 11836, 14795, 17216, 19913, 21520, 23672, 29590, 39826, 43040, 47344, 59180, 79652, 86080, 94688, 99565, 118360, 159304, 189376, 199130, 219043, 236720, 318608, 398260, 438086, 473440, 637216, 796520, 876172, 946880, 1095215, 1274432, 1593040, 1752344, 2190430, 3186080, 3504688, 4380860, 5356597, 6372160, 7009376, 8761720, 10713194, 14018752, 17523440, 21426388, 26782985, 35046880, 42852776, 53565970, 58922567, 70093760, 85705552, 107131940, 117845134, 171411104, 214263880, 235690268, 294612835, 342822208, 428527760, 471380536, 589225670, 857055520, 942761072, 1178451340, 1714111040, 1885522144, 2356902680, 3771044288, 4713805360, 9427610720, 18855221440]

約数ペア:

[(1, 18855221440), (2, 9427610720), (4, 4713805360), (5, 3771044288), (8, 2356902680), (10, 1885522144), (11, 1714111040), (16, 1178451340), (20, 942761072), (22, 857055520), (32, 589225670), (40, 471380536), (44, 428527760), (55, 342822208), (64, 294612835), (80, 235690268), (88, 214263880), (110, 171411104), (160, 117845134), (176, 107131940), (220, 85705552), (269, 70093760), (320, 58922567), (352, 53565970), (440, 42852776), (538, 35046880), (704, 26782985), (880, 21426388), (1076, 17523440), (1345, 14018752), (1760, 10713194), (2152, 8761720), (2690, 7009376), (2959, 6372160), (3520, 5356597), (4304, 4380860), (5380, 3504688), (5918, 3186080), (8608, 2190430), (10760, 1752344), (11836, 1593040), (14795, 1274432), (17216, 1095215), (19913, 946880), (21520, 876172), (23672, 796520), (29590, 637216), (39826, 473440), (43040, 438086), (47344, 398260), (59180, 318608), (79652, 236720), (86080, 219043), (94688, 199130), (99565, 189376), (118360, 159304)]