155388840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{211}}^1$

素因数の和:280

約数の個数: 192

約数和(自身を含む): 523402560

約数和(自身を除く): 368013720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 211, 228, 255, 285, 323, 340, 361, 380, 408, 422, 456, 510, 570, 633, 646, 680, 722, 760, 844, 969, 1020, 1055, 1083, 1140, 1266, 1292, 1444, 1615, 1688, 1805, 1938, 2040, 2110, 2166, 2280, 2532, 2584, 2888, 3165, 3230, 3587, 3610, 3876, 4009, 4220, 4332, 4845, 5064, 5415, 6137, 6330, 6460, 7174, 7220, 7752, 8018, 8440, 8664, 9690, 10761, 10830, 12027, 12274, 12660, 12920, 14348, 14440, 16036, 17935, 18411, 19380, 20045, 21522, 21660, 24054, 24548, 25320, 28696, 30685, 32072, 35870, 36822, 38760, 40090, 43044, 43320, 48108, 49096, 53805, 60135, 61370, 68153, 71740, 73644, 76171, 80180, 86088, 92055, 96216, 107610, 120270, 122740, 136306, 143480, 147288, 152342, 160360, 184110, 204459, 215220, 228513, 240540, 245480, 272612, 304684, 340765, 368220, 380855, 408918, 430440, 457026, 481080, 545224, 609368, 681530, 736440, 761710, 817836, 914052, 1022295, 1142565, 1294907, 1363060, 1523420, 1635672, 1828104, 2044590, 2285130, 2589814, 2726120, 3046840, 3884721, 4089180, 4570260, 5179628, 6474535, 7769442, 8178360, 9140520, 10359256, 12949070, 15538884, 19423605, 25898140, 31077768, 38847210, 51796280, 77694420, 155388840]

約数ペア:

[(1, 155388840), (2, 77694420), (3, 51796280), (4, 38847210), (5, 31077768), (6, 25898140), (8, 19423605), (10, 15538884), (12, 12949070), (15, 10359256), (17, 9140520), (19, 8178360), (20, 7769442), (24, 6474535), (30, 5179628), (34, 4570260), (38, 4089180), (40, 3884721), (51, 3046840), (57, 2726120), (60, 2589814), (68, 2285130), (76, 2044590), (85, 1828104), (95, 1635672), (102, 1523420), (114, 1363060), (120, 1294907), (136, 1142565), (152, 1022295), (170, 914052), (190, 817836), (204, 761710), (211, 736440), (228, 681530), (255, 609368), (285, 545224), (323, 481080), (340, 457026), (361, 430440), (380, 408918), (408, 380855), (422, 368220), (456, 340765), (510, 304684), (570, 272612), (633, 245480), (646, 240540), (680, 228513), (722, 215220), (760, 204459), (844, 184110), (969, 160360), (1020, 152342), (1055, 147288), (1083, 143480), (1140, 136306), (1266, 122740), (1292, 120270), (1444, 107610), (1615, 96216), (1688, 92055), (1805, 86088), (1938, 80180), (2040, 76171), (2110, 73644), (2166, 71740), (2280, 68153), (2532, 61370), (2584, 60135), (2888, 53805), (3165, 49096), (3230, 48108), (3587, 43320), (3610, 43044), (3876, 40090), (4009, 38760), (4220, 36822), (4332, 35870), (4845, 32072), (5064, 30685), (5415, 28696), (6137, 25320), (6330, 24548), (6460, 24054), (7174, 21660), (7220, 21522), (7752, 20045), (8018, 19380), (8440, 18411), (8664, 17935), (9690, 16036), (10761, 14440), (10830, 14348), (12027, 12920), (12274, 12660)]