357171640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:405

約数の個数: 128

約数和(自身を含む): 947865600

約数和(自身を除く): 590693960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 79, 134, 140, 158, 241, 268, 280, 316, 335, 395, 469, 482, 536, 553, 632, 670, 790, 938, 964, 1106, 1205, 1340, 1580, 1687, 1876, 1928, 2212, 2345, 2410, 2680, 2765, 3160, 3374, 3752, 4424, 4690, 4820, 5293, 5530, 6748, 8435, 9380, 9640, 10586, 11060, 13496, 16147, 16870, 18760, 19039, 21172, 22120, 26465, 32294, 33740, 37051, 38078, 42344, 52930, 64588, 67480, 74102, 76156, 80735, 95195, 105860, 113029, 129176, 133273, 148204, 152312, 161470, 185255, 190390, 211720, 226058, 266546, 296408, 322940, 370510, 380780, 452116, 533092, 565145, 645880, 666365, 741020, 761560, 904232, 1066184, 1130290, 1275613, 1332730, 1482040, 2260580, 2551226, 2665460, 4521160, 5102452, 5330920, 6378065, 8929291, 10204904, 12756130, 17858582, 25512260, 35717164, 44646455, 51024520, 71434328, 89292910, 178585820, 357171640]

約数ペア:

[(1, 357171640), (2, 178585820), (4, 89292910), (5, 71434328), (7, 51024520), (8, 44646455), (10, 35717164), (14, 25512260), (20, 17858582), (28, 12756130), (35, 10204904), (40, 8929291), (56, 6378065), (67, 5330920), (70, 5102452), (79, 4521160), (134, 2665460), (140, 2551226), (158, 2260580), (241, 1482040), (268, 1332730), (280, 1275613), (316, 1130290), (335, 1066184), (395, 904232), (469, 761560), (482, 741020), (536, 666365), (553, 645880), (632, 565145), (670, 533092), (790, 452116), (938, 380780), (964, 370510), (1106, 322940), (1205, 296408), (1340, 266546), (1580, 226058), (1687, 211720), (1876, 190390), (1928, 185255), (2212, 161470), (2345, 152312), (2410, 148204), (2680, 133273), (2765, 129176), (3160, 113029), (3374, 105860), (3752, 95195), (4424, 80735), (4690, 76156), (4820, 74102), (5293, 67480), (5530, 64588), (6748, 52930), (8435, 42344), (9380, 38078), (9640, 37051), (10586, 33740), (11060, 32294), (13496, 26465), (16147, 22120), (16870, 21172), (18760, 19039)]