318542220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:250

約数の個数: 240

約数和(自身を含む): 1073318400

約数和(自身を除く): 754776180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 79, 81, 90, 95, 108, 114, 131, 135, 158, 162, 171, 180, 190, 228, 237, 262, 270, 285, 316, 324, 342, 380, 393, 395, 405, 474, 513, 524, 540, 570, 655, 684, 711, 786, 790, 810, 855, 948, 1026, 1140, 1179, 1185, 1310, 1422, 1501, 1539, 1572, 1580, 1620, 1710, 1965, 2052, 2133, 2358, 2370, 2489, 2565, 2620, 2844, 3002, 3078, 3420, 3537, 3555, 3930, 4266, 4503, 4716, 4740, 4978, 5130, 5895, 6004, 6156, 6399, 7074, 7110, 7467, 7505, 7695, 7860, 8532, 9006, 9956, 10260, 10349, 10611, 10665, 11790, 12445, 12798, 13509, 14148, 14220, 14934, 15010, 15390, 17685, 18012, 20698, 21222, 21330, 22401, 22515, 23580, 24890, 25596, 27018, 29868, 30020, 30780, 31047, 31995, 35370, 37335, 40527, 41396, 42444, 42660, 44802, 45030, 49780, 51745, 53055, 54036, 62094, 63990, 67203, 67545, 70740, 74670, 81054, 89604, 90060, 93141, 103490, 106110, 112005, 121581, 124188, 127980, 134406, 135090, 149340, 155235, 162108, 186282, 196631, 201609, 202635, 206980, 212220, 224010, 243162, 268812, 270180, 279423, 310470, 336015, 372564, 393262, 403218, 405270, 448020, 465705, 486324, 558846, 589893, 607905, 620940, 672030, 786524, 806436, 810540, 838269, 931410, 983155, 1008045, 1117692, 1179786, 1215810, 1344060, 1397115, 1676538, 1769679, 1862820, 1966310, 2016090, 2359572, 2431620, 2794230, 2949465, 3353076, 3539358, 3932620, 4032180, 4191345, 5309037, 5588460, 5898930, 7078716, 8382690, 8848395, 10618074, 11797860, 15927111, 16765380, 17696790, 21236148, 26545185, 31854222, 35393580, 53090370, 63708444, 79635555, 106180740, 159271110, 318542220]

約数ペア:

[(1, 318542220), (2, 159271110), (3, 106180740), (4, 79635555), (5, 63708444), (6, 53090370), (9, 35393580), (10, 31854222), (12, 26545185), (15, 21236148), (18, 17696790), (19, 16765380), (20, 15927111), (27, 11797860), (30, 10618074), (36, 8848395), (38, 8382690), (45, 7078716), (54, 5898930), (57, 5588460), (60, 5309037), (76, 4191345), (79, 4032180), (81, 3932620), (90, 3539358), (95, 3353076), (108, 2949465), (114, 2794230), (131, 2431620), (135, 2359572), (158, 2016090), (162, 1966310), (171, 1862820), (180, 1769679), (190, 1676538), (228, 1397115), (237, 1344060), (262, 1215810), (270, 1179786), (285, 1117692), (316, 1008045), (324, 983155), (342, 931410), (380, 838269), (393, 810540), (395, 806436), (405, 786524), (474, 672030), (513, 620940), (524, 607905), (540, 589893), (570, 558846), (655, 486324), (684, 465705), (711, 448020), (786, 405270), (790, 403218), (810, 393262), (855, 372564), (948, 336015), (1026, 310470), (1140, 279423), (1179, 270180), (1185, 268812), (1310, 243162), (1422, 224010), (1501, 212220), (1539, 206980), (1572, 202635), (1580, 201609), (1620, 196631), (1710, 186282), (1965, 162108), (2052, 155235), (2133, 149340), (2358, 135090), (2370, 134406), (2489, 127980), (2565, 124188), (2620, 121581), (2844, 112005), (3002, 106110), (3078, 103490), (3420, 93141), (3537, 90060), (3555, 89604), (3930, 81054), (4266, 74670), (4503, 70740), (4716, 67545), (4740, 67203), (4978, 63990), (5130, 62094), (5895, 54036), (6004, 53055), (6156, 51745), (6399, 49780), (7074, 45030), (7110, 44802), (7467, 42660), (7505, 42444), (7695, 41396), (7860, 40527), (8532, 37335), (9006, 35370), (9956, 31995), (10260, 31047), (10349, 30780), (10611, 30020), (10665, 29868), (11790, 27018), (12445, 25596), (12798, 24890), (13509, 23580), (14148, 22515), (14220, 22401), (14934, 21330), (15010, 21222), (15390, 20698), (17685, 18012)]