157965240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{877}}^1$

素因数の和:989

約数の個数: 128

約数和(自身を含む): 505728000

約数和(自身を除く): 347762760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 79, 95, 114, 120, 152, 158, 190, 228, 237, 285, 316, 380, 395, 456, 474, 570, 632, 760, 790, 877, 948, 1140, 1185, 1501, 1580, 1754, 1896, 2280, 2370, 2631, 3002, 3160, 3508, 4385, 4503, 4740, 5262, 6004, 7016, 7505, 8770, 9006, 9480, 10524, 12008, 13155, 15010, 16663, 17540, 18012, 21048, 22515, 26310, 30020, 33326, 35080, 36024, 45030, 49989, 52620, 60040, 66652, 69283, 83315, 90060, 99978, 105240, 133304, 138566, 166630, 180120, 199956, 207849, 249945, 277132, 333260, 346415, 399912, 415698, 499890, 554264, 666520, 692830, 831396, 999780, 1039245, 1316377, 1385660, 1662792, 1999560, 2078490, 2632754, 2771320, 3949131, 4156980, 5265508, 6581885, 7898262, 8313960, 10531016, 13163770, 15796524, 19745655, 26327540, 31593048, 39491310, 52655080, 78982620, 157965240]

約数ペア:

[(1, 157965240), (2, 78982620), (3, 52655080), (4, 39491310), (5, 31593048), (6, 26327540), (8, 19745655), (10, 15796524), (12, 13163770), (15, 10531016), (19, 8313960), (20, 7898262), (24, 6581885), (30, 5265508), (38, 4156980), (40, 3949131), (57, 2771320), (60, 2632754), (76, 2078490), (79, 1999560), (95, 1662792), (114, 1385660), (120, 1316377), (152, 1039245), (158, 999780), (190, 831396), (228, 692830), (237, 666520), (285, 554264), (316, 499890), (380, 415698), (395, 399912), (456, 346415), (474, 333260), (570, 277132), (632, 249945), (760, 207849), (790, 199956), (877, 180120), (948, 166630), (1140, 138566), (1185, 133304), (1501, 105240), (1580, 99978), (1754, 90060), (1896, 83315), (2280, 69283), (2370, 66652), (2631, 60040), (3002, 52620), (3160, 49989), (3508, 45030), (4385, 36024), (4503, 35080), (4740, 33326), (5262, 30020), (6004, 26310), (7016, 22515), (7505, 21048), (8770, 18012), (9006, 17540), (9480, 16663), (10524, 15010), (12008, 13155)]