18615240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:196

約数の個数: 192

約数和(自身を含む): 70761600

約数和(自身を除く): 52146360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 83, 84, 89, 90, 105, 120, 126, 140, 166, 168, 178, 180, 210, 249, 252, 267, 280, 315, 332, 356, 360, 415, 420, 445, 498, 504, 534, 581, 623, 630, 664, 712, 747, 801, 830, 840, 890, 996, 1068, 1162, 1245, 1246, 1260, 1335, 1494, 1602, 1660, 1743, 1780, 1869, 1992, 2136, 2324, 2490, 2492, 2520, 2670, 2905, 2988, 3115, 3204, 3320, 3486, 3560, 3735, 3738, 4005, 4648, 4980, 4984, 5229, 5340, 5607, 5810, 5976, 6230, 6408, 6972, 7387, 7470, 7476, 8010, 8715, 9345, 9960, 10458, 10680, 11214, 11620, 12460, 13944, 14774, 14940, 14952, 16020, 17430, 18690, 20916, 22161, 22428, 23240, 24920, 26145, 28035, 29548, 29880, 32040, 34860, 36935, 37380, 41832, 44322, 44856, 51709, 52290, 56070, 59096, 66483, 69720, 73870, 74760, 88644, 103418, 104580, 110805, 112140, 132966, 147740, 155127, 177288, 206836, 209160, 221610, 224280, 258545, 265932, 295480, 310254, 332415, 413672, 443220, 465381, 517090, 531864, 620508, 664830, 775635, 886440, 930762, 1034180, 1241016, 1329660, 1551270, 1861524, 2068360, 2326905, 2659320, 3102540, 3723048, 4653810, 6205080, 9307620, 18615240]

約数ペア:

[(1, 18615240), (2, 9307620), (3, 6205080), (4, 4653810), (5, 3723048), (6, 3102540), (7, 2659320), (8, 2326905), (9, 2068360), (10, 1861524), (12, 1551270), (14, 1329660), (15, 1241016), (18, 1034180), (20, 930762), (21, 886440), (24, 775635), (28, 664830), (30, 620508), (35, 531864), (36, 517090), (40, 465381), (42, 443220), (45, 413672), (56, 332415), (60, 310254), (63, 295480), (70, 265932), (72, 258545), (83, 224280), (84, 221610), (89, 209160), (90, 206836), (105, 177288), (120, 155127), (126, 147740), (140, 132966), (166, 112140), (168, 110805), (178, 104580), (180, 103418), (210, 88644), (249, 74760), (252, 73870), (267, 69720), (280, 66483), (315, 59096), (332, 56070), (356, 52290), (360, 51709), (415, 44856), (420, 44322), (445, 41832), (498, 37380), (504, 36935), (534, 34860), (581, 32040), (623, 29880), (630, 29548), (664, 28035), (712, 26145), (747, 24920), (801, 23240), (830, 22428), (840, 22161), (890, 20916), (996, 18690), (1068, 17430), (1162, 16020), (1245, 14952), (1246, 14940), (1260, 14774), (1335, 13944), (1494, 12460), (1602, 11620), (1660, 11214), (1743, 10680), (1780, 10458), (1869, 9960), (1992, 9345), (2136, 8715), (2324, 8010), (2490, 7476), (2492, 7470), (2520, 7387), (2670, 6972), (2905, 6408), (2988, 6230), (3115, 5976), (3204, 5810), (3320, 5607), (3486, 5340), (3560, 5229), (3735, 4984), (3738, 4980), (4005, 4648)]