161518308240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{641}}^1\times {\mathrm{2699}}^1$

素因数の和:3745

約数の個数: 160

約数和(自身を含む): 502963344000

約数和(自身を除く): 341445035760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 389, 641, 778, 1167, 1282, 1556, 1923, 1945, 2334, 2564, 2699, 3112, 3205, 3846, 3890, 4668, 5128, 5398, 5835, 6224, 6410, 7692, 7780, 8097, 9336, 9615, 10256, 10796, 11670, 12820, 13495, 15384, 15560, 16194, 18672, 19230, 21592, 23340, 25640, 26990, 30768, 31120, 32388, 38460, 40485, 43184, 46680, 51280, 53980, 64776, 76920, 80970, 93360, 107960, 129552, 153840, 161940, 215920, 249349, 323880, 498698, 647760, 748047, 997396, 1049911, 1246745, 1496094, 1730059, 1994792, 2099822, 2493490, 2992188, 3149733, 3460118, 3740235, 3989584, 4199644, 4986980, 5190177, 5249555, 5984376, 6299466, 6920236, 7480470, 8399288, 8650295, 9973960, 10380354, 10499110, 11968752, 12598932, 13840472, 14960940, 15748665, 16798576, 17300590, 19947920, 20760708, 20998220, 25197864, 25950885, 27680944, 29921880, 31497330, 34601180, 41521416, 41996440, 50395728, 51901770, 59843760, 62994660, 69202360, 83042832, 83992880, 103803540, 125989320, 138404720, 207607080, 251978640, 415214160, 672992951, 1345985902, 2018978853, 2691971804, 3364964755, 4037957706, 5383943608, 6729929510, 8075915412, 10094894265, 10767887216, 13459859020, 16151830824, 20189788530, 26919718040, 32303661648, 40379577060, 53839436080, 80759154120, 161518308240]

約数ペア:

[(1, 161518308240), (2, 80759154120), (3, 53839436080), (4, 40379577060), (5, 32303661648), (6, 26919718040), (8, 20189788530), (10, 16151830824), (12, 13459859020), (15, 10767887216), (16, 10094894265), (20, 8075915412), (24, 6729929510), (30, 5383943608), (40, 4037957706), (48, 3364964755), (60, 2691971804), (80, 2018978853), (120, 1345985902), (240, 672992951), (389, 415214160), (641, 251978640), (778, 207607080), (1167, 138404720), (1282, 125989320), (1556, 103803540), (1923, 83992880), (1945, 83042832), (2334, 69202360), (2564, 62994660), (2699, 59843760), (3112, 51901770), (3205, 50395728), (3846, 41996440), (3890, 41521416), (4668, 34601180), (5128, 31497330), (5398, 29921880), (5835, 27680944), (6224, 25950885), (6410, 25197864), (7692, 20998220), (7780, 20760708), (8097, 19947920), (9336, 17300590), (9615, 16798576), (10256, 15748665), (10796, 14960940), (11670, 13840472), (12820, 12598932), (13495, 11968752), (15384, 10499110), (15560, 10380354), (16194, 9973960), (18672, 8650295), (19230, 8399288), (21592, 7480470), (23340, 6920236), (25640, 6299466), (26990, 5984376), (30768, 5249555), (31120, 5190177), (32388, 4986980), (38460, 4199644), (40485, 3989584), (43184, 3740235), (46680, 3460118), (51280, 3149733), (53980, 2992188), (64776, 2493490), (76920, 2099822), (80970, 1994792), (93360, 1730059), (107960, 1496094), (129552, 1246745), (153840, 1049911), (161940, 997396), (215920, 748047), (249349, 647760), (323880, 498698)]