1320619783980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{722669}}^1$

素因数の和:722936

約数の個数: 192

約数和(自身を含む): 4467835008000

約数和(自身を除く): 3147215224020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 229, 266, 285, 380, 399, 420, 458, 532, 570, 665, 687, 798, 916, 1140, 1145, 1330, 1374, 1596, 1603, 1995, 2290, 2660, 2748, 3206, 3435, 3990, 4351, 4580, 4809, 6412, 6870, 7980, 8015, 8702, 9618, 13053, 13740, 16030, 17404, 19236, 21755, 24045, 26106, 30457, 32060, 43510, 48090, 52212, 60914, 65265, 87020, 91371, 96180, 121828, 130530, 152285, 182742, 261060, 304570, 365484, 456855, 609140, 722669, 913710, 1445338, 1827420, 2168007, 2890676, 3613345, 4336014, 5058683, 7226690, 8672028, 10117366, 10840035, 13730711, 14453380, 15176049, 20234732, 21680070, 25293415, 27461422, 30352098, 41192133, 43360140, 50586830, 54922844, 60704196, 68653555, 75880245, 82384266, 96114977, 101173660, 137307110, 151760490, 164768532, 165491201, 192229954, 205960665, 274614220, 288344931, 303520980, 330982402, 384459908, 411921330, 480574885, 496473603, 576689862, 661964804, 823842660, 827456005, 961149770, 992947206, 1153379724, 1158438407, 1441724655, 1654912010, 1922299540, 1985894412, 2316876814, 2482368015, 2883449310, 3144332819, 3309824020, 3475315221, 4633753628, 4964736030, 5766898620, 5792192035, 6288665638, 6950630442, 9432998457, 9929472060, 11584384070, 12577331276, 13901260884, 15721664095, 17376576105, 18865996914, 22010329733, 23168768140, 31443328190, 34753152210, 37731993828, 44020659466, 47164992285, 62886656380, 66030989199, 69506304420, 88041318932, 94329984570, 110051648665, 132061978398, 188659969140, 220103297330, 264123956796, 330154945995, 440206594660, 660309891990, 1320619783980]

約数ペア:

[(1, 1320619783980), (2, 660309891990), (3, 440206594660), (4, 330154945995), (5, 264123956796), (6, 220103297330), (7, 188659969140), (10, 132061978398), (12, 110051648665), (14, 94329984570), (15, 88041318932), (19, 69506304420), (20, 66030989199), (21, 62886656380), (28, 47164992285), (30, 44020659466), (35, 37731993828), (38, 34753152210), (42, 31443328190), (57, 23168768140), (60, 22010329733), (70, 18865996914), (76, 17376576105), (84, 15721664095), (95, 13901260884), (105, 12577331276), (114, 11584384070), (133, 9929472060), (140, 9432998457), (190, 6950630442), (210, 6288665638), (228, 5792192035), (229, 5766898620), (266, 4964736030), (285, 4633753628), (380, 3475315221), (399, 3309824020), (420, 3144332819), (458, 2883449310), (532, 2482368015), (570, 2316876814), (665, 1985894412), (687, 1922299540), (798, 1654912010), (916, 1441724655), (1140, 1158438407), (1145, 1153379724), (1330, 992947206), (1374, 961149770), (1596, 827456005), (1603, 823842660), (1995, 661964804), (2290, 576689862), (2660, 496473603), (2748, 480574885), (3206, 411921330), (3435, 384459908), (3990, 330982402), (4351, 303520980), (4580, 288344931), (4809, 274614220), (6412, 205960665), (6870, 192229954), (7980, 165491201), (8015, 164768532), (8702, 151760490), (9618, 137307110), (13053, 101173660), (13740, 96114977), (16030, 82384266), (17404, 75880245), (19236, 68653555), (21755, 60704196), (24045, 54922844), (26106, 50586830), (30457, 43360140), (32060, 41192133), (43510, 30352098), (48090, 27461422), (52212, 25293415), (60914, 21680070), (65265, 20234732), (87020, 15176049), (91371, 14453380), (96180, 13730711), (121828, 10840035), (130530, 10117366), (152285, 8672028), (182742, 7226690), (261060, 5058683), (304570, 4336014), (365484, 3613345), (456855, 2890676), (609140, 2168007), (722669, 1827420), (913710, 1445338)]