290106180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:323

約数の個数: 288

約数和(自身を含む): 1100736000

約数和(自身を除く): 810629820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 89, 90, 91, 105, 117, 126, 130, 140, 156, 178, 180, 182, 195, 199, 210, 234, 252, 260, 267, 273, 315, 356, 364, 390, 398, 420, 445, 455, 468, 534, 546, 585, 597, 623, 630, 780, 796, 801, 819, 890, 910, 995, 1068, 1092, 1157, 1170, 1194, 1246, 1260, 1335, 1365, 1393, 1602, 1638, 1780, 1791, 1820, 1869, 1990, 2314, 2340, 2388, 2492, 2587, 2670, 2730, 2786, 2985, 3115, 3204, 3276, 3471, 3582, 3738, 3980, 4005, 4095, 4179, 4628, 5174, 5340, 5460, 5572, 5607, 5785, 5970, 6230, 6942, 6965, 7164, 7476, 7761, 8010, 8099, 8190, 8358, 8955, 9345, 10348, 10413, 11214, 11570, 11940, 12460, 12537, 12935, 13884, 13930, 15522, 16020, 16198, 16380, 16716, 17355, 17711, 17910, 18109, 18690, 20826, 20895, 22428, 23140, 23283, 24297, 25074, 25870, 27860, 28035, 31044, 32396, 34710, 35422, 35820, 36218, 37380, 38805, 40495, 41652, 41790, 46566, 48594, 50148, 51740, 52065, 53133, 54327, 56070, 62685, 69420, 70844, 72436, 72891, 77610, 80990, 83580, 88555, 90545, 93132, 97188, 104130, 106266, 108654, 112140, 116415, 121485, 123977, 125370, 145782, 155220, 159399, 161980, 162981, 177110, 181090, 208260, 212532, 217308, 230243, 232830, 242970, 247954, 250740, 265665, 271635, 291564, 318798, 325962, 354220, 362180, 364455, 371931, 460486, 465660, 485940, 495908, 531330, 543270, 619885, 637596, 651924, 690729, 728910, 743862, 796995, 814905, 920972, 1062660, 1086540, 1115793, 1151215, 1239770, 1381458, 1457820, 1487724, 1593990, 1611701, 1629810, 1859655, 2072187, 2231586, 2302430, 2479540, 2762916, 3187980, 3223402, 3259620, 3453645, 3719310, 4144374, 4463172, 4604860, 4835103, 5578965, 6446804, 6907290, 7438620, 8058505, 8288748, 9670206, 10360935, 11157930, 13814580, 14505309, 16117010, 19340412, 20721870, 22315860, 24175515, 29010618, 32234020, 41443740, 48351030, 58021236, 72526545, 96702060, 145053090, 290106180]

約数ペア:

[(1, 290106180), (2, 145053090), (3, 96702060), (4, 72526545), (5, 58021236), (6, 48351030), (7, 41443740), (9, 32234020), (10, 29010618), (12, 24175515), (13, 22315860), (14, 20721870), (15, 19340412), (18, 16117010), (20, 14505309), (21, 13814580), (26, 11157930), (28, 10360935), (30, 9670206), (35, 8288748), (36, 8058505), (39, 7438620), (42, 6907290), (45, 6446804), (52, 5578965), (60, 4835103), (63, 4604860), (65, 4463172), (70, 4144374), (78, 3719310), (84, 3453645), (89, 3259620), (90, 3223402), (91, 3187980), (105, 2762916), (117, 2479540), (126, 2302430), (130, 2231586), (140, 2072187), (156, 1859655), (178, 1629810), (180, 1611701), (182, 1593990), (195, 1487724), (199, 1457820), (210, 1381458), (234, 1239770), (252, 1151215), (260, 1115793), (267, 1086540), (273, 1062660), (315, 920972), (356, 814905), (364, 796995), (390, 743862), (398, 728910), (420, 690729), (445, 651924), (455, 637596), (468, 619885), (534, 543270), (546, 531330), (585, 495908), (597, 485940), (623, 465660), (630, 460486), (780, 371931), (796, 364455), (801, 362180), (819, 354220), (890, 325962), (910, 318798), (995, 291564), (1068, 271635), (1092, 265665), (1157, 250740), (1170, 247954), (1194, 242970), (1246, 232830), (1260, 230243), (1335, 217308), (1365, 212532), (1393, 208260), (1602, 181090), (1638, 177110), (1780, 162981), (1791, 161980), (1820, 159399), (1869, 155220), (1990, 145782), (2314, 125370), (2340, 123977), (2388, 121485), (2492, 116415), (2587, 112140), (2670, 108654), (2730, 106266), (2786, 104130), (2985, 97188), (3115, 93132), (3204, 90545), (3276, 88555), (3471, 83580), (3582, 80990), (3738, 77610), (3980, 72891), (4005, 72436), (4095, 70844), (4179, 69420), (4628, 62685), (5174, 56070), (5340, 54327), (5460, 53133), (5572, 52065), (5607, 51740), (5785, 50148), (5970, 48594), (6230, 46566), (6942, 41790), (6965, 41652), (7164, 40495), (7476, 38805), (7761, 37380), (8010, 36218), (8099, 35820), (8190, 35422), (8358, 34710), (8955, 32396), (9345, 31044), (10348, 28035), (10413, 27860), (11214, 25870), (11570, 25074), (11940, 24297), (12460, 23283), (12537, 23140), (12935, 22428), (13884, 20895), (13930, 20826), (15522, 18690), (16020, 18109), (16198, 17910), (16380, 17711), (16716, 17355)]