164986920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:277

約数の個数: 288

約数和(自身を含む): 640224000

約数和(自身を除く): 475237080

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, 47, 49, 56, 60, 63, 70, 72, 84, 90, 94, 98, 105, 120, 126, 140, 141, 147, 168, 180, 188, 196, 199, 210, 235, 245, 252, 280, 282, 294, 315, 329, 360, 376, 392, 398, 420, 423, 441, 470, 490, 504, 564, 588, 597, 630, 658, 705, 735, 796, 840, 846, 882, 940, 980, 987, 995, 1128, 1176, 1194, 1260, 1316, 1393, 1410, 1470, 1592, 1645, 1692, 1764, 1791, 1880, 1960, 1974, 1990, 2115, 2205, 2303, 2388, 2520, 2632, 2786, 2820, 2940, 2961, 2985, 3290, 3384, 3528, 3582, 3948, 3980, 4179, 4230, 4410, 4606, 4776, 4935, 5572, 5640, 5880, 5922, 5970, 6580, 6909, 6965, 7164, 7896, 7960, 8358, 8460, 8820, 8955, 9212, 9353, 9751, 9870, 11144, 11515, 11844, 11940, 12537, 13160, 13818, 13930, 14328, 14805, 16716, 16920, 17640, 17910, 18424, 18706, 19502, 19740, 20727, 20895, 23030, 23688, 23880, 25074, 27636, 27860, 28059, 29253, 29610, 33432, 34545, 35820, 37412, 39004, 39480, 41454, 41790, 46060, 46765, 48755, 50148, 55272, 55720, 56118, 58506, 59220, 62685, 65471, 69090, 71640, 74824, 78008, 82908, 83580, 84177, 87759, 92120, 93530, 97510, 100296, 103635, 112236, 117012, 118440, 125370, 130942, 138180, 140295, 146265, 165816, 167160, 168354, 175518, 187060, 195020, 196413, 207270, 224472, 234024, 250740, 261884, 276360, 280590, 292530, 327355, 336708, 351036, 374120, 390040, 392826, 414540, 420885, 438795, 458297, 501480, 523768, 561180, 585060, 589239, 654710, 673416, 702072, 785652, 829080, 841770, 877590, 916594, 982065, 1122360, 1170120, 1178478, 1309420, 1374891, 1571304, 1683540, 1755180, 1833188, 1964130, 2291485, 2356956, 2618840, 2749782, 2946195, 3367080, 3510360, 3666376, 3928260, 4124673, 4582970, 4713912, 5499564, 5892390, 6874455, 7856520, 8249346, 9165940, 10999128, 11784780, 13748910, 16498692, 18331880, 20623365, 23569560, 27497820, 32997384, 41246730, 54995640, 82493460, 164986920]

約数ペア:

[(1, 164986920), (2, 82493460), (3, 54995640), (4, 41246730), (5, 32997384), (6, 27497820), (7, 23569560), (8, 20623365), (9, 18331880), (10, 16498692), (12, 13748910), (14, 11784780), (15, 10999128), (18, 9165940), (20, 8249346), (21, 7856520), (24, 6874455), (28, 5892390), (30, 5499564), (35, 4713912), (36, 4582970), (40, 4124673), (42, 3928260), (45, 3666376), (47, 3510360), (49, 3367080), (56, 2946195), (60, 2749782), (63, 2618840), (70, 2356956), (72, 2291485), (84, 1964130), (90, 1833188), (94, 1755180), (98, 1683540), (105, 1571304), (120, 1374891), (126, 1309420), (140, 1178478), (141, 1170120), (147, 1122360), (168, 982065), (180, 916594), (188, 877590), (196, 841770), (199, 829080), (210, 785652), (235, 702072), (245, 673416), (252, 654710), (280, 589239), (282, 585060), (294, 561180), (315, 523768), (329, 501480), (360, 458297), (376, 438795), (392, 420885), (398, 414540), (420, 392826), (423, 390040), (441, 374120), (470, 351036), (490, 336708), (504, 327355), (564, 292530), (588, 280590), (597, 276360), (630, 261884), (658, 250740), (705, 234024), (735, 224472), (796, 207270), (840, 196413), (846, 195020), (882, 187060), (940, 175518), (980, 168354), (987, 167160), (995, 165816), (1128, 146265), (1176, 140295), (1194, 138180), (1260, 130942), (1316, 125370), (1393, 118440), (1410, 117012), (1470, 112236), (1592, 103635), (1645, 100296), (1692, 97510), (1764, 93530), (1791, 92120), (1880, 87759), (1960, 84177), (1974, 83580), (1990, 82908), (2115, 78008), (2205, 74824), (2303, 71640), (2388, 69090), (2520, 65471), (2632, 62685), (2786, 59220), (2820, 58506), (2940, 56118), (2961, 55720), (2985, 55272), (3290, 50148), (3384, 48755), (3528, 46765), (3582, 46060), (3948, 41790), (3980, 41454), (4179, 39480), (4230, 39004), (4410, 37412), (4606, 35820), (4776, 34545), (4935, 33432), (5572, 29610), (5640, 29253), (5880, 28059), (5922, 27860), (5970, 27636), (6580, 25074), (6909, 23880), (6965, 23688), (7164, 23030), (7896, 20895), (7960, 20727), (8358, 19740), (8460, 19502), (8820, 18706), (8955, 18424), (9212, 17910), (9353, 17640), (9751, 16920), (9870, 16716), (11144, 14805), (11515, 14328), (11844, 13930), (11940, 13818), (12537, 13160)]