320124960

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1453}}^1$

素因数の和:1497

約数の個数: 240

約数和(自身を含む): 1197054936

約数和(自身を除く): 876929976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 162, 170, 180, 204, 216, 240, 255, 270, 272, 288, 306, 324, 340, 360, 405, 408, 432, 459, 480, 510, 540, 544, 612, 648, 680, 720, 765, 810, 816, 864, 918, 1020, 1080, 1224, 1296, 1360, 1377, 1440, 1453, 1530, 1620, 1632, 1836, 2040, 2160, 2295, 2448, 2592, 2720, 2754, 2906, 3060, 3240, 3672, 4080, 4320, 4359, 4590, 4896, 5508, 5812, 6120, 6480, 6885, 7265, 7344, 8160, 8718, 9180, 11016, 11624, 12240, 12960, 13077, 13770, 14530, 14688, 17436, 18360, 21795, 22032, 23248, 24480, 24701, 26154, 27540, 29060, 34872, 36720, 39231, 43590, 44064, 46496, 49402, 52308, 55080, 58120, 65385, 69744, 73440, 74103, 78462, 87180, 98804, 104616, 110160, 116240, 117693, 123505, 130770, 139488, 148206, 156924, 174360, 196155, 197608, 209232, 220320, 222309, 232480, 235386, 247010, 261540, 296412, 313848, 348720, 370515, 392310, 395216, 418464, 444618, 470772, 494020, 523080, 588465, 592824, 627696, 666927, 697440, 741030, 784620, 790432, 889236, 941544, 988040, 1046160, 1111545, 1176930, 1185648, 1255392, 1333854, 1482060, 1569240, 1778472, 1883088, 1976080, 2000781, 2092320, 2223090, 2353860, 2371296, 2667708, 2964120, 3138480, 3334635, 3556944, 3766176, 3952160, 4001562, 4446180, 4707720, 5335416, 5928240, 6276960, 6669270, 7113888, 8003124, 8892360, 9415440, 10003905, 10670832, 11856480, 13338540, 16006248, 17784720, 18830880, 20007810, 21341664, 26677080, 32012496, 35569440, 40015620, 53354160, 64024992, 80031240, 106708320, 160062480, 320124960]

約数ペア:

[(1, 320124960), (2, 160062480), (3, 106708320), (4, 80031240), (5, 64024992), (6, 53354160), (8, 40015620), (9, 35569440), (10, 32012496), (12, 26677080), (15, 21341664), (16, 20007810), (17, 18830880), (18, 17784720), (20, 16006248), (24, 13338540), (27, 11856480), (30, 10670832), (32, 10003905), (34, 9415440), (36, 8892360), (40, 8003124), (45, 7113888), (48, 6669270), (51, 6276960), (54, 5928240), (60, 5335416), (68, 4707720), (72, 4446180), (80, 4001562), (81, 3952160), (85, 3766176), (90, 3556944), (96, 3334635), (102, 3138480), (108, 2964120), (120, 2667708), (135, 2371296), (136, 2353860), (144, 2223090), (153, 2092320), (160, 2000781), (162, 1976080), (170, 1883088), (180, 1778472), (204, 1569240), (216, 1482060), (240, 1333854), (255, 1255392), (270, 1185648), (272, 1176930), (288, 1111545), (306, 1046160), (324, 988040), (340, 941544), (360, 889236), (405, 790432), (408, 784620), (432, 741030), (459, 697440), (480, 666927), (510, 627696), (540, 592824), (544, 588465), (612, 523080), (648, 494020), (680, 470772), (720, 444618), (765, 418464), (810, 395216), (816, 392310), (864, 370515), (918, 348720), (1020, 313848), (1080, 296412), (1224, 261540), (1296, 247010), (1360, 235386), (1377, 232480), (1440, 222309), (1453, 220320), (1530, 209232), (1620, 197608), (1632, 196155), (1836, 174360), (2040, 156924), (2160, 148206), (2295, 139488), (2448, 130770), (2592, 123505), (2720, 117693), (2754, 116240), (2906, 110160), (3060, 104616), (3240, 98804), (3672, 87180), (4080, 78462), (4320, 74103), (4359, 73440), (4590, 69744), (4896, 65385), (5508, 58120), (5812, 55080), (6120, 52308), (6480, 49402), (6885, 46496), (7265, 44064), (7344, 43590), (8160, 39231), (8718, 36720), (9180, 34872), (11016, 29060), (11624, 27540), (12240, 26154), (12960, 24701), (13077, 24480), (13770, 23248), (14530, 22032), (14688, 21795), (17436, 18360)]