78943360

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:246

約数の個数: 128

約数和(自身を含む): 204456960

約数和(自身を除く): 125513600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 115, 124, 128, 155, 160, 173, 184, 230, 248, 310, 320, 346, 368, 460, 496, 620, 640, 692, 713, 736, 865, 920, 992, 1240, 1384, 1426, 1472, 1730, 1840, 1984, 2480, 2768, 2852, 2944, 3460, 3565, 3680, 3968, 3979, 4960, 5363, 5536, 5704, 6920, 7130, 7360, 7958, 9920, 10726, 11072, 11408, 13840, 14260, 14720, 15916, 19840, 19895, 21452, 22144, 22816, 26815, 27680, 28520, 31832, 39790, 42904, 45632, 53630, 55360, 57040, 63664, 79580, 85808, 91264, 107260, 110720, 114080, 123349, 127328, 159160, 171616, 214520, 228160, 246698, 254656, 318320, 343232, 429040, 456320, 493396, 509312, 616745, 636640, 686464, 858080, 986792, 1233490, 1273280, 1716160, 1973584, 2466980, 2546560, 3432320, 3947168, 4933960, 7894336, 9867920, 15788672, 19735840, 39471680, 78943360]

約数ペア:

[(1, 78943360), (2, 39471680), (4, 19735840), (5, 15788672), (8, 9867920), (10, 7894336), (16, 4933960), (20, 3947168), (23, 3432320), (31, 2546560), (32, 2466980), (40, 1973584), (46, 1716160), (62, 1273280), (64, 1233490), (80, 986792), (92, 858080), (115, 686464), (124, 636640), (128, 616745), (155, 509312), (160, 493396), (173, 456320), (184, 429040), (230, 343232), (248, 318320), (310, 254656), (320, 246698), (346, 228160), (368, 214520), (460, 171616), (496, 159160), (620, 127328), (640, 123349), (692, 114080), (713, 110720), (736, 107260), (865, 91264), (920, 85808), (992, 79580), (1240, 63664), (1384, 57040), (1426, 55360), (1472, 53630), (1730, 45632), (1840, 42904), (1984, 39790), (2480, 31832), (2768, 28520), (2852, 27680), (2944, 26815), (3460, 22816), (3565, 22144), (3680, 21452), (3968, 19895), (3979, 19840), (4960, 15916), (5363, 14720), (5536, 14260), (5704, 13840), (6920, 11408), (7130, 11072), (7360, 10726), (7958, 9920)]