19720981500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{32303}}^1$

素因数の和:32373

約数の個数: 192

約数和(自身を含む): 64343365632

約数和(自身を除く): 44622384132

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 37, 44, 50, 55, 60, 66, 74, 75, 100, 110, 111, 125, 132, 148, 150, 165, 185, 220, 222, 250, 275, 300, 330, 370, 375, 407, 444, 500, 550, 555, 660, 740, 750, 814, 825, 925, 1100, 1110, 1221, 1375, 1500, 1628, 1650, 1850, 2035, 2220, 2442, 2750, 2775, 3300, 3700, 4070, 4125, 4625, 4884, 5500, 5550, 6105, 8140, 8250, 9250, 10175, 11100, 12210, 13875, 16500, 18500, 20350, 24420, 27750, 30525, 32303, 40700, 50875, 55500, 61050, 64606, 96909, 101750, 122100, 129212, 152625, 161515, 193818, 203500, 305250, 323030, 355333, 387636, 484545, 610500, 646060, 710666, 807575, 969090, 1065999, 1195211, 1421332, 1615150, 1776665, 1938180, 2131998, 2390422, 2422725, 3230300, 3553330, 3585633, 4037875, 4263996, 4780844, 4845450, 5329995, 5976055, 7106660, 7171266, 8075750, 8883325, 9690900, 10659990, 11952110, 12113625, 13147321, 14342532, 16151500, 17766650, 17928165, 21319980, 23904220, 24227250, 26294642, 26649975, 29880275, 35533300, 35856330, 39441963, 44416625, 48454500, 52589284, 53299950, 59760550, 65736605, 71712660, 78883926, 88833250, 89640825, 106599900, 119521100, 131473210, 133249875, 149401375, 157767852, 177666500, 179281650, 197209815, 262946420, 266499750, 298802750, 328683025, 358563300, 394419630, 448204125, 532999500, 597605500, 657366050, 788839260, 896408250, 986049075, 1314732100, 1643415125, 1792816500, 1972098150, 3286830250, 3944196300, 4930245375, 6573660500, 9860490750, 19720981500]

約数ペア:

[(1, 19720981500), (2, 9860490750), (3, 6573660500), (4, 4930245375), (5, 3944196300), (6, 3286830250), (10, 1972098150), (11, 1792816500), (12, 1643415125), (15, 1314732100), (20, 986049075), (22, 896408250), (25, 788839260), (30, 657366050), (33, 597605500), (37, 532999500), (44, 448204125), (50, 394419630), (55, 358563300), (60, 328683025), (66, 298802750), (74, 266499750), (75, 262946420), (100, 197209815), (110, 179281650), (111, 177666500), (125, 157767852), (132, 149401375), (148, 133249875), (150, 131473210), (165, 119521100), (185, 106599900), (220, 89640825), (222, 88833250), (250, 78883926), (275, 71712660), (300, 65736605), (330, 59760550), (370, 53299950), (375, 52589284), (407, 48454500), (444, 44416625), (500, 39441963), (550, 35856330), (555, 35533300), (660, 29880275), (740, 26649975), (750, 26294642), (814, 24227250), (825, 23904220), (925, 21319980), (1100, 17928165), (1110, 17766650), (1221, 16151500), (1375, 14342532), (1500, 13147321), (1628, 12113625), (1650, 11952110), (1850, 10659990), (2035, 9690900), (2220, 8883325), (2442, 8075750), (2750, 7171266), (2775, 7106660), (3300, 5976055), (3700, 5329995), (4070, 4845450), (4125, 4780844), (4625, 4263996), (4884, 4037875), (5500, 3585633), (5550, 3553330), (6105, 3230300), (8140, 2422725), (8250, 2390422), (9250, 2131998), (10175, 1938180), (11100, 1776665), (12210, 1615150), (13875, 1421332), (16500, 1195211), (18500, 1065999), (20350, 969090), (24420, 807575), (27750, 710666), (30525, 646060), (32303, 610500), (40700, 484545), (50875, 387636), (55500, 355333), (61050, 323030), (64606, 305250), (96909, 203500), (101750, 193818), (122100, 161515), (129212, 152625)]