4920897780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{3323}}^1$

素因数の和:3790

約数の個数: 144

約数和(自身を含む): 15753366720

約数和(自身を除く): 10832468940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 433, 570, 684, 855, 866, 1140, 1299, 1710, 1732, 2165, 2598, 3323, 3420, 3897, 4330, 5196, 6495, 6646, 7794, 8227, 8660, 9969, 12990, 13292, 15588, 16454, 16615, 19485, 19938, 24681, 25980, 29907, 32908, 33230, 38970, 39876, 41135, 49362, 49845, 59814, 63137, 66460, 74043, 77940, 82270, 98724, 99690, 119628, 123405, 126274, 148086, 149535, 164540, 189411, 199380, 246810, 252548, 296172, 299070, 315685, 370215, 378822, 493620, 568233, 598140, 631370, 740430, 757644, 947055, 1136466, 1262740, 1438859, 1480860, 1894110, 2272932, 2841165, 2877718, 3788220, 4316577, 5682330, 5755436, 7194295, 8633154, 11364660, 12949731, 14388590, 17266308, 21582885, 25899462, 27338321, 28777180, 43165770, 51798924, 54676642, 64748655, 82014963, 86331540, 109353284, 129497310, 136691605, 164029926, 246044889, 258994620, 273383210, 328059852, 410074815, 492089778, 546766420, 820149630, 984179556, 1230224445, 1640299260, 2460448890, 4920897780]

約数ペア:

[(1, 4920897780), (2, 2460448890), (3, 1640299260), (4, 1230224445), (5, 984179556), (6, 820149630), (9, 546766420), (10, 492089778), (12, 410074815), (15, 328059852), (18, 273383210), (19, 258994620), (20, 246044889), (30, 164029926), (36, 136691605), (38, 129497310), (45, 109353284), (57, 86331540), (60, 82014963), (76, 64748655), (90, 54676642), (95, 51798924), (114, 43165770), (171, 28777180), (180, 27338321), (190, 25899462), (228, 21582885), (285, 17266308), (342, 14388590), (380, 12949731), (433, 11364660), (570, 8633154), (684, 7194295), (855, 5755436), (866, 5682330), (1140, 4316577), (1299, 3788220), (1710, 2877718), (1732, 2841165), (2165, 2272932), (2598, 1894110), (3323, 1480860), (3420, 1438859), (3897, 1262740), (4330, 1136466), (5196, 947055), (6495, 757644), (6646, 740430), (7794, 631370), (8227, 598140), (8660, 568233), (9969, 493620), (12990, 378822), (13292, 370215), (15588, 315685), (16454, 299070), (16615, 296172), (19485, 252548), (19938, 246810), (24681, 199380), (25980, 189411), (29907, 164540), (32908, 149535), (33230, 148086), (38970, 126274), (39876, 123405), (41135, 119628), (49362, 99690), (49845, 98724), (59814, 82270), (63137, 77940), (66460, 74043)]