27377820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:444

約数の個数: 144

約数和(自身を含む): 91990080

約数和(自身を除く): 64612260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 30, 34, 36, 45, 46, 51, 60, 68, 69, 85, 90, 92, 102, 115, 138, 153, 170, 180, 204, 207, 230, 255, 276, 306, 340, 345, 389, 391, 414, 460, 510, 612, 690, 765, 778, 782, 828, 1020, 1035, 1167, 1173, 1380, 1530, 1556, 1564, 1945, 1955, 2070, 2334, 2346, 3060, 3501, 3519, 3890, 3910, 4140, 4668, 4692, 5835, 5865, 6613, 7002, 7038, 7780, 7820, 8947, 11670, 11730, 13226, 14004, 14076, 17505, 17595, 17894, 19839, 23340, 23460, 26452, 26841, 33065, 35010, 35190, 35788, 39678, 44735, 53682, 59517, 66130, 70020, 70380, 79356, 80523, 89470, 99195, 107364, 119034, 132260, 134205, 152099, 161046, 178940, 198390, 238068, 268410, 297585, 304198, 322092, 396780, 402615, 456297, 536820, 595170, 608396, 760495, 805230, 912594, 1190340, 1368891, 1520990, 1610460, 1825188, 2281485, 2737782, 3041980, 4562970, 5475564, 6844455, 9125940, 13688910, 27377820]

約数ペア:

[(1, 27377820), (2, 13688910), (3, 9125940), (4, 6844455), (5, 5475564), (6, 4562970), (9, 3041980), (10, 2737782), (12, 2281485), (15, 1825188), (17, 1610460), (18, 1520990), (20, 1368891), (23, 1190340), (30, 912594), (34, 805230), (36, 760495), (45, 608396), (46, 595170), (51, 536820), (60, 456297), (68, 402615), (69, 396780), (85, 322092), (90, 304198), (92, 297585), (102, 268410), (115, 238068), (138, 198390), (153, 178940), (170, 161046), (180, 152099), (204, 134205), (207, 132260), (230, 119034), (255, 107364), (276, 99195), (306, 89470), (340, 80523), (345, 79356), (389, 70380), (391, 70020), (414, 66130), (460, 59517), (510, 53682), (612, 44735), (690, 39678), (765, 35788), (778, 35190), (782, 35010), (828, 33065), (1020, 26841), (1035, 26452), (1167, 23460), (1173, 23340), (1380, 19839), (1530, 17894), (1556, 17595), (1564, 17505), (1945, 14076), (1955, 14004), (2070, 13226), (2334, 11730), (2346, 11670), (3060, 8947), (3501, 7820), (3519, 7780), (3890, 7038), (3910, 7002), (4140, 6613), (4668, 5865), (4692, 5835)]