123186120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{557}}^1$

素因数の和:687

約数の個数: 128

約数和(自身を含む): 393724800

約数和(自身を除く): 270538680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 97, 114, 120, 152, 190, 194, 228, 285, 291, 380, 388, 456, 485, 557, 570, 582, 760, 776, 970, 1114, 1140, 1164, 1455, 1671, 1843, 1940, 2228, 2280, 2328, 2785, 2910, 3342, 3686, 3880, 4456, 5529, 5570, 5820, 6684, 7372, 8355, 9215, 10583, 11058, 11140, 11640, 13368, 14744, 16710, 18430, 21166, 22116, 22280, 27645, 31749, 33420, 36860, 42332, 44232, 52915, 54029, 55290, 63498, 66840, 73720, 84664, 105830, 108058, 110580, 126996, 158745, 162087, 211660, 216116, 221160, 253992, 270145, 317490, 324174, 423320, 432232, 540290, 634980, 648348, 810435, 1026551, 1080580, 1269960, 1296696, 1620870, 2053102, 2161160, 3079653, 3241740, 4106204, 5132755, 6159306, 6483480, 8212408, 10265510, 12318612, 15398265, 20531020, 24637224, 30796530, 41062040, 61593060, 123186120]

約数ペア:

[(1, 123186120), (2, 61593060), (3, 41062040), (4, 30796530), (5, 24637224), (6, 20531020), (8, 15398265), (10, 12318612), (12, 10265510), (15, 8212408), (19, 6483480), (20, 6159306), (24, 5132755), (30, 4106204), (38, 3241740), (40, 3079653), (57, 2161160), (60, 2053102), (76, 1620870), (95, 1296696), (97, 1269960), (114, 1080580), (120, 1026551), (152, 810435), (190, 648348), (194, 634980), (228, 540290), (285, 432232), (291, 423320), (380, 324174), (388, 317490), (456, 270145), (485, 253992), (557, 221160), (570, 216116), (582, 211660), (760, 162087), (776, 158745), (970, 126996), (1114, 110580), (1140, 108058), (1164, 105830), (1455, 84664), (1671, 73720), (1843, 66840), (1940, 63498), (2228, 55290), (2280, 54029), (2328, 52915), (2785, 44232), (2910, 42332), (3342, 36860), (3686, 33420), (3880, 31749), (4456, 27645), (5529, 22280), (5570, 22116), (5820, 21166), (6684, 18430), (7372, 16710), (8355, 14744), (9215, 13368), (10583, 11640), (11058, 11140)]