164319840

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:467

約数の個数: 240

約数和(自身を含む): 600082560

約数和(自身を除く): 435762720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 216, 240, 248, 270, 279, 288, 310, 324, 360, 372, 405, 409, 432, 465, 480, 496, 540, 558, 620, 648, 720, 744, 810, 818, 837, 864, 930, 992, 1080, 1116, 1227, 1240, 1296, 1395, 1440, 1488, 1620, 1636, 1674, 1860, 2045, 2160, 2232, 2454, 2480, 2511, 2592, 2790, 2976, 3240, 3272, 3348, 3681, 3720, 4090, 4185, 4320, 4464, 4908, 4960, 5022, 5580, 6135, 6480, 6544, 6696, 7362, 7440, 8180, 8370, 8928, 9816, 10044, 11043, 11160, 12270, 12555, 12679, 12960, 13088, 13392, 14724, 14880, 16360, 16740, 18405, 19632, 20088, 22086, 22320, 24540, 25110, 25358, 26784, 29448, 32720, 33129, 33480, 36810, 38037, 39264, 40176, 44172, 44640, 49080, 50220, 50716, 55215, 58896, 63395, 65440, 66258, 66960, 73620, 76074, 80352, 88344, 98160, 100440, 101432, 110430, 114111, 117792, 126790, 132516, 133920, 147240, 152148, 165645, 176688, 190185, 196320, 200880, 202864, 220860, 228222, 253580, 265032, 294480, 304296, 331290, 342333, 353376, 380370, 401760, 405728, 441720, 456444, 507160, 530064, 570555, 588960, 608592, 662580, 684666, 760740, 883440, 912888, 1014320, 1026999, 1060128, 1141110, 1217184, 1325160, 1369332, 1521480, 1711665, 1766880, 1825776, 2028640, 2053998, 2282220, 2650320, 2738664, 3042960, 3423330, 3651552, 4107996, 4564440, 5134995, 5300640, 5477328, 6085920, 6846660, 8215992, 9128880, 10269990, 10954656, 13693320, 16431984, 18257760, 20539980, 27386640, 32863968, 41079960, 54773280, 82159920, 164319840]

約数ペア:

[(1, 164319840), (2, 82159920), (3, 54773280), (4, 41079960), (5, 32863968), (6, 27386640), (8, 20539980), (9, 18257760), (10, 16431984), (12, 13693320), (15, 10954656), (16, 10269990), (18, 9128880), (20, 8215992), (24, 6846660), (27, 6085920), (30, 5477328), (31, 5300640), (32, 5134995), (36, 4564440), (40, 4107996), (45, 3651552), (48, 3423330), (54, 3042960), (60, 2738664), (62, 2650320), (72, 2282220), (80, 2053998), (81, 2028640), (90, 1825776), (93, 1766880), (96, 1711665), (108, 1521480), (120, 1369332), (124, 1325160), (135, 1217184), (144, 1141110), (155, 1060128), (160, 1026999), (162, 1014320), (180, 912888), (186, 883440), (216, 760740), (240, 684666), (248, 662580), (270, 608592), (279, 588960), (288, 570555), (310, 530064), (324, 507160), (360, 456444), (372, 441720), (405, 405728), (409, 401760), (432, 380370), (465, 353376), (480, 342333), (496, 331290), (540, 304296), (558, 294480), (620, 265032), (648, 253580), (720, 228222), (744, 220860), (810, 202864), (818, 200880), (837, 196320), (864, 190185), (930, 176688), (992, 165645), (1080, 152148), (1116, 147240), (1227, 133920), (1240, 132516), (1296, 126790), (1395, 117792), (1440, 114111), (1488, 110430), (1620, 101432), (1636, 100440), (1674, 98160), (1860, 88344), (2045, 80352), (2160, 76074), (2232, 73620), (2454, 66960), (2480, 66258), (2511, 65440), (2592, 63395), (2790, 58896), (2976, 55215), (3240, 50716), (3272, 50220), (3348, 49080), (3681, 44640), (3720, 44172), (4090, 40176), (4185, 39264), (4320, 38037), (4464, 36810), (4908, 33480), (4960, 33129), (5022, 32720), (5580, 29448), (6135, 26784), (6480, 25358), (6544, 25110), (6696, 24540), (7362, 22320), (7440, 22086), (8180, 20088), (8370, 19632), (8928, 18405), (9816, 16740), (10044, 16360), (11043, 14880), (11160, 14724), (12270, 13392), (12555, 13088), (12679, 12960)]