61957980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:505

約数の個数: 192

約数和(自身を含む): 226759680

約数和(自身を除く): 164801700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 37, 42, 45, 54, 60, 63, 70, 74, 84, 90, 105, 108, 111, 126, 135, 140, 148, 180, 185, 189, 210, 222, 252, 259, 270, 315, 333, 370, 378, 420, 443, 444, 518, 540, 555, 630, 666, 740, 756, 777, 886, 945, 999, 1036, 1110, 1260, 1295, 1329, 1332, 1554, 1665, 1772, 1890, 1998, 2215, 2220, 2331, 2590, 2658, 3101, 3108, 3330, 3780, 3885, 3987, 3996, 4430, 4662, 4995, 5180, 5316, 6202, 6645, 6660, 6993, 7770, 7974, 8860, 9303, 9324, 9990, 11655, 11961, 12404, 13290, 13986, 15505, 15540, 15948, 16391, 18606, 19935, 19980, 23310, 23922, 26580, 27909, 27972, 31010, 32782, 34965, 37212, 39870, 46515, 46620, 47844, 49173, 55818, 59805, 62020, 65564, 69930, 79740, 81955, 83727, 93030, 98346, 111636, 114737, 119610, 139545, 139860, 147519, 163910, 167454, 186060, 196692, 229474, 239220, 245865, 279090, 295038, 327820, 334908, 344211, 418635, 442557, 458948, 491730, 558180, 573685, 590076, 688422, 737595, 837270, 885114, 983460, 1032633, 1147370, 1376844, 1475190, 1674540, 1721055, 1770228, 2065266, 2212785, 2294740, 2950380, 3097899, 3442110, 4130532, 4425570, 5163165, 6195798, 6884220, 8851140, 10326330, 12391596, 15489495, 20652660, 30978990, 61957980]

約数ペア:

[(1, 61957980), (2, 30978990), (3, 20652660), (4, 15489495), (5, 12391596), (6, 10326330), (7, 8851140), (9, 6884220), (10, 6195798), (12, 5163165), (14, 4425570), (15, 4130532), (18, 3442110), (20, 3097899), (21, 2950380), (27, 2294740), (28, 2212785), (30, 2065266), (35, 1770228), (36, 1721055), (37, 1674540), (42, 1475190), (45, 1376844), (54, 1147370), (60, 1032633), (63, 983460), (70, 885114), (74, 837270), (84, 737595), (90, 688422), (105, 590076), (108, 573685), (111, 558180), (126, 491730), (135, 458948), (140, 442557), (148, 418635), (180, 344211), (185, 334908), (189, 327820), (210, 295038), (222, 279090), (252, 245865), (259, 239220), (270, 229474), (315, 196692), (333, 186060), (370, 167454), (378, 163910), (420, 147519), (443, 139860), (444, 139545), (518, 119610), (540, 114737), (555, 111636), (630, 98346), (666, 93030), (740, 83727), (756, 81955), (777, 79740), (886, 69930), (945, 65564), (999, 62020), (1036, 59805), (1110, 55818), (1260, 49173), (1295, 47844), (1329, 46620), (1332, 46515), (1554, 39870), (1665, 37212), (1772, 34965), (1890, 32782), (1998, 31010), (2215, 27972), (2220, 27909), (2331, 26580), (2590, 23922), (2658, 23310), (3101, 19980), (3108, 19935), (3330, 18606), (3780, 16391), (3885, 15948), (3987, 15540), (3996, 15505), (4430, 13986), (4662, 13290), (4995, 12404), (5180, 11961), (5316, 11655), (6202, 9990), (6645, 9324), (6660, 9303), (6993, 8860), (7770, 7974)]