27835520

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:134

約数の個数: 128

約数和(自身を含む): 72852480

約数和(自身を除く): 45016960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 61, 62, 64, 80, 92, 115, 122, 124, 128, 155, 160, 184, 230, 244, 248, 305, 310, 320, 368, 460, 488, 496, 610, 620, 640, 713, 736, 920, 976, 992, 1220, 1240, 1403, 1426, 1472, 1840, 1891, 1952, 1984, 2440, 2480, 2806, 2852, 2944, 3565, 3680, 3782, 3904, 3968, 4880, 4960, 5612, 5704, 7015, 7130, 7360, 7564, 7808, 9455, 9760, 9920, 11224, 11408, 14030, 14260, 14720, 15128, 18910, 19520, 19840, 22448, 22816, 28060, 28520, 30256, 37820, 39040, 43493, 44896, 45632, 56120, 57040, 60512, 75640, 86986, 89792, 91264, 112240, 114080, 121024, 151280, 173972, 179584, 217465, 224480, 228160, 242048, 302560, 347944, 434930, 448960, 456320, 605120, 695888, 869860, 897920, 1210240, 1391776, 1739720, 2783552, 3479440, 5567104, 6958880, 13917760, 27835520]

約数ペア:

[(1, 27835520), (2, 13917760), (4, 6958880), (5, 5567104), (8, 3479440), (10, 2783552), (16, 1739720), (20, 1391776), (23, 1210240), (31, 897920), (32, 869860), (40, 695888), (46, 605120), (61, 456320), (62, 448960), (64, 434930), (80, 347944), (92, 302560), (115, 242048), (122, 228160), (124, 224480), (128, 217465), (155, 179584), (160, 173972), (184, 151280), (230, 121024), (244, 114080), (248, 112240), (305, 91264), (310, 89792), (320, 86986), (368, 75640), (460, 60512), (488, 57040), (496, 56120), (610, 45632), (620, 44896), (640, 43493), (713, 39040), (736, 37820), (920, 30256), (976, 28520), (992, 28060), (1220, 22816), (1240, 22448), (1403, 19840), (1426, 19520), (1472, 18910), (1840, 15128), (1891, 14720), (1952, 14260), (1984, 14030), (2440, 11408), (2480, 11224), (2806, 9920), (2852, 9760), (2944, 9455), (3565, 7808), (3680, 7564), (3782, 7360), (3904, 7130), (3968, 7015), (4880, 5704), (4960, 5612)]