748611220

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:183

約数の個数: 192

約数和(自身を含む): 1959552000

約数和(自身を除く): 1210940780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 53, 58, 70, 71, 98, 106, 116, 140, 142, 145, 196, 203, 212, 245, 265, 284, 290, 343, 355, 371, 406, 490, 497, 530, 580, 686, 710, 742, 812, 980, 994, 1015, 1060, 1372, 1420, 1421, 1484, 1537, 1715, 1855, 1988, 2030, 2059, 2485, 2597, 2842, 3074, 3430, 3479, 3710, 3763, 4060, 4118, 4970, 5194, 5684, 6148, 6860, 6958, 7105, 7420, 7526, 7685, 8236, 9940, 9947, 10295, 10388, 10759, 12985, 13916, 14210, 14413, 15052, 15370, 17395, 18179, 18815, 19894, 20590, 21518, 24353, 25970, 26341, 28420, 28826, 30740, 34790, 36358, 37630, 39788, 41180, 43036, 48706, 49735, 51940, 52682, 53795, 57652, 69580, 72065, 72716, 75260, 75313, 90895, 97412, 99470, 100891, 105364, 107590, 109127, 121765, 131705, 144130, 150626, 181790, 184387, 198940, 201782, 215180, 218254, 243530, 263410, 288260, 301252, 363580, 368774, 376565, 403564, 436508, 487060, 504455, 526820, 527191, 545635, 706237, 737548, 753130, 763889, 921935, 1008910, 1054382, 1091270, 1290709, 1412474, 1506260, 1527778, 1843870, 2017820, 2108764, 2182540, 2581418, 2635955, 2824948, 3055556, 3531185, 3687740, 3819445, 5162836, 5271910, 5347223, 6453545, 7062370, 7638890, 10543820, 10694446, 12907090, 14124740, 15277780, 21388892, 25814180, 26736115, 37430561, 53472230, 74861122, 106944460, 149722244, 187152805, 374305610, 748611220]

約数ペア:

[(1, 748611220), (2, 374305610), (4, 187152805), (5, 149722244), (7, 106944460), (10, 74861122), (14, 53472230), (20, 37430561), (28, 26736115), (29, 25814180), (35, 21388892), (49, 15277780), (53, 14124740), (58, 12907090), (70, 10694446), (71, 10543820), (98, 7638890), (106, 7062370), (116, 6453545), (140, 5347223), (142, 5271910), (145, 5162836), (196, 3819445), (203, 3687740), (212, 3531185), (245, 3055556), (265, 2824948), (284, 2635955), (290, 2581418), (343, 2182540), (355, 2108764), (371, 2017820), (406, 1843870), (490, 1527778), (497, 1506260), (530, 1412474), (580, 1290709), (686, 1091270), (710, 1054382), (742, 1008910), (812, 921935), (980, 763889), (994, 753130), (1015, 737548), (1060, 706237), (1372, 545635), (1420, 527191), (1421, 526820), (1484, 504455), (1537, 487060), (1715, 436508), (1855, 403564), (1988, 376565), (2030, 368774), (2059, 363580), (2485, 301252), (2597, 288260), (2842, 263410), (3074, 243530), (3430, 218254), (3479, 215180), (3710, 201782), (3763, 198940), (4060, 184387), (4118, 181790), (4970, 150626), (5194, 144130), (5684, 131705), (6148, 121765), (6860, 109127), (6958, 107590), (7105, 105364), (7420, 100891), (7526, 99470), (7685, 97412), (8236, 90895), (9940, 75313), (9947, 75260), (10295, 72716), (10388, 72065), (10759, 69580), (12985, 57652), (13916, 53795), (14210, 52682), (14413, 51940), (15052, 49735), (15370, 48706), (17395, 43036), (18179, 41180), (18815, 39788), (19894, 37630), (20590, 36358), (21518, 34790), (24353, 30740), (25970, 28826), (26341, 28420)]