42130980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:258

約数の個数: 144

約数和(自身を含む): 136980480

約数和(自身を除く): 94849500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 97, 114, 127, 171, 180, 190, 194, 228, 254, 285, 291, 342, 380, 381, 388, 485, 508, 570, 582, 635, 684, 762, 855, 873, 970, 1140, 1143, 1164, 1270, 1455, 1524, 1710, 1746, 1843, 1905, 1940, 2286, 2413, 2540, 2910, 3420, 3492, 3686, 3810, 4365, 4572, 4826, 5529, 5715, 5820, 7239, 7372, 7620, 8730, 9215, 9652, 11058, 11430, 12065, 12319, 14478, 16587, 17460, 18430, 21717, 22116, 22860, 24130, 24638, 27645, 28956, 33174, 36195, 36860, 36957, 43434, 48260, 49276, 55290, 61595, 66348, 72390, 73914, 82935, 86868, 108585, 110580, 110871, 123190, 144780, 147828, 165870, 184785, 217170, 221742, 234061, 246380, 331740, 369570, 434340, 443484, 468122, 554355, 702183, 739140, 936244, 1108710, 1170305, 1404366, 2106549, 2217420, 2340610, 2808732, 3510915, 4213098, 4681220, 7021830, 8426196, 10532745, 14043660, 21065490, 42130980]

約数ペア:

[(1, 42130980), (2, 21065490), (3, 14043660), (4, 10532745), (5, 8426196), (6, 7021830), (9, 4681220), (10, 4213098), (12, 3510915), (15, 2808732), (18, 2340610), (19, 2217420), (20, 2106549), (30, 1404366), (36, 1170305), (38, 1108710), (45, 936244), (57, 739140), (60, 702183), (76, 554355), (90, 468122), (95, 443484), (97, 434340), (114, 369570), (127, 331740), (171, 246380), (180, 234061), (190, 221742), (194, 217170), (228, 184785), (254, 165870), (285, 147828), (291, 144780), (342, 123190), (380, 110871), (381, 110580), (388, 108585), (485, 86868), (508, 82935), (570, 73914), (582, 72390), (635, 66348), (684, 61595), (762, 55290), (855, 49276), (873, 48260), (970, 43434), (1140, 36957), (1143, 36860), (1164, 36195), (1270, 33174), (1455, 28956), (1524, 27645), (1710, 24638), (1746, 24130), (1843, 22860), (1905, 22116), (1940, 21717), (2286, 18430), (2413, 17460), (2540, 16587), (2910, 14478), (3420, 12319), (3492, 12065), (3686, 11430), (3810, 11058), (4365, 9652), (4572, 9215), (4826, 8730), (5529, 7620), (5715, 7372), (5820, 7239)]