157915890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{853}}^1$

素因数の和:905

約数の個数: 144

約数和(自身を含む): 478407384

約数和(自身を除く): 320491494

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 17, 18, 22, 30, 33, 34, 45, 51, 55, 66, 85, 90, 99, 102, 110, 121, 153, 165, 170, 187, 198, 242, 255, 306, 330, 363, 374, 495, 510, 561, 605, 726, 765, 853, 935, 990, 1089, 1122, 1210, 1530, 1683, 1706, 1815, 1870, 2057, 2178, 2559, 2805, 3366, 3630, 4114, 4265, 5118, 5445, 5610, 6171, 7677, 8415, 8530, 9383, 10285, 10890, 12342, 12795, 14501, 15354, 16830, 18513, 18766, 20570, 25590, 28149, 29002, 30855, 37026, 38385, 43503, 46915, 56298, 61710, 72505, 76770, 84447, 87006, 92565, 93830, 103213, 130509, 140745, 145010, 159511, 168894, 185130, 206426, 217515, 261018, 281490, 309639, 319022, 422235, 435030, 478533, 516065, 619278, 652545, 797555, 844470, 928917, 957066, 1032130, 1305090, 1435599, 1548195, 1595110, 1754621, 1857834, 2392665, 2871198, 3096390, 3509242, 4644585, 4785330, 5263863, 7177995, 8773105, 9289170, 10527726, 14355990, 15791589, 17546210, 26319315, 31583178, 52638630, 78957945, 157915890]

約数ペア:

[(1, 157915890), (2, 78957945), (3, 52638630), (5, 31583178), (6, 26319315), (9, 17546210), (10, 15791589), (11, 14355990), (15, 10527726), (17, 9289170), (18, 8773105), (22, 7177995), (30, 5263863), (33, 4785330), (34, 4644585), (45, 3509242), (51, 3096390), (55, 2871198), (66, 2392665), (85, 1857834), (90, 1754621), (99, 1595110), (102, 1548195), (110, 1435599), (121, 1305090), (153, 1032130), (165, 957066), (170, 928917), (187, 844470), (198, 797555), (242, 652545), (255, 619278), (306, 516065), (330, 478533), (363, 435030), (374, 422235), (495, 319022), (510, 309639), (561, 281490), (605, 261018), (726, 217515), (765, 206426), (853, 185130), (935, 168894), (990, 159511), (1089, 145010), (1122, 140745), (1210, 130509), (1530, 103213), (1683, 93830), (1706, 92565), (1815, 87006), (1870, 84447), (2057, 76770), (2178, 72505), (2559, 61710), (2805, 56298), (3366, 46915), (3630, 43503), (4114, 38385), (4265, 37026), (5118, 30855), (5445, 29002), (5610, 28149), (6171, 25590), (7677, 20570), (8415, 18766), (8530, 18513), (9383, 16830), (10285, 15354), (10890, 14501), (12342, 12795)]