320902667520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4398337}}^1$

素因数の和:4398380

約数の個数: 144

約数和(自身を含む): 1078824344640

約数和(自身を除く): 757921677120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 768, 912, 960, 1140, 1216, 1280, 1520, 1824, 1920, 2280, 2432, 3040, 3648, 3840, 4560, 4864, 6080, 7296, 9120, 12160, 14592, 18240, 24320, 36480, 72960, 4398337, 8796674, 13195011, 17593348, 21991685, 26390022, 35186696, 43983370, 52780044, 65975055, 70373392, 83568403, 87966740, 105560088, 131950110, 140746784, 167136806, 175933480, 211120176, 250705209, 263900220, 281493568, 334273612, 351866960, 417842015, 422240352, 501410418, 527800440, 562987136, 668547224, 703733920, 835684030, 844480704, 1002820836, 1055600880, 1125974272, 1253526045, 1337094448, 1407467840, 1671368060, 1688961408, 2005641672, 2111201760, 2507052090, 2674188896, 2814935680, 3342736120, 3377922816, 4011283344, 4222403520, 5014104180, 5348377792, 5629871360, 6685472240, 8022566688, 8444807040, 10028208360, 10696755584, 13370944480, 16045133376, 16889614080, 20056416720, 21393511168, 26741888960, 32090266752, 40112833440, 53483777920, 64180533504, 80225666880, 106967555840, 160451333760, 320902667520]

約数ペア:

[(1, 320902667520), (2, 160451333760), (3, 106967555840), (4, 80225666880), (5, 64180533504), (6, 53483777920), (8, 40112833440), (10, 32090266752), (12, 26741888960), (15, 21393511168), (16, 20056416720), (19, 16889614080), (20, 16045133376), (24, 13370944480), (30, 10696755584), (32, 10028208360), (38, 8444807040), (40, 8022566688), (48, 6685472240), (57, 5629871360), (60, 5348377792), (64, 5014104180), (76, 4222403520), (80, 4011283344), (95, 3377922816), (96, 3342736120), (114, 2814935680), (120, 2674188896), (128, 2507052090), (152, 2111201760), (160, 2005641672), (190, 1688961408), (192, 1671368060), (228, 1407467840), (240, 1337094448), (256, 1253526045), (285, 1125974272), (304, 1055600880), (320, 1002820836), (380, 844480704), (384, 835684030), (456, 703733920), (480, 668547224), (570, 562987136), (608, 527800440), (640, 501410418), (760, 422240352), (768, 417842015), (912, 351866960), (960, 334273612), (1140, 281493568), (1216, 263900220), (1280, 250705209), (1520, 211120176), (1824, 175933480), (1920, 167136806), (2280, 140746784), (2432, 131950110), (3040, 105560088), (3648, 87966740), (3840, 83568403), (4560, 70373392), (4864, 65975055), (6080, 52780044), (7296, 43983370), (9120, 35186696), (12160, 26390022), (14592, 21991685), (18240, 17593348), (24320, 13195011), (36480, 8796674), (72960, 4398337)]