30877040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 76120128

約数和(自身を除く): 45243088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 97, 115, 173, 184, 194, 230, 346, 368, 388, 460, 485, 692, 776, 865, 920, 970, 1384, 1552, 1730, 1840, 1940, 2231, 2768, 3460, 3880, 3979, 4462, 6920, 7760, 7958, 8924, 11155, 13840, 15916, 16781, 17848, 19895, 22310, 31832, 33562, 35696, 39790, 44620, 63664, 67124, 79580, 83905, 89240, 134248, 159160, 167810, 178480, 268496, 318320, 335620, 385963, 671240, 771926, 1342480, 1543852, 1929815, 3087704, 3859630, 6175408, 7719260, 15438520, 30877040]

約数ペア:

[(1, 30877040), (2, 15438520), (4, 7719260), (5, 6175408), (8, 3859630), (10, 3087704), (16, 1929815), (20, 1543852), (23, 1342480), (40, 771926), (46, 671240), (80, 385963), (92, 335620), (97, 318320), (115, 268496), (173, 178480), (184, 167810), (194, 159160), (230, 134248), (346, 89240), (368, 83905), (388, 79580), (460, 67124), (485, 63664), (692, 44620), (776, 39790), (865, 35696), (920, 33562), (970, 31832), (1384, 22310), (1552, 19895), (1730, 17848), (1840, 16781), (1940, 15916), (2231, 13840), (2768, 11155), (3460, 8924), (3880, 7958), (3979, 7760), (4462, 6920)]