19720406880

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{62533}}^1$

素因数の和:62630

約数の個数: 192

約数和(自身を含む): 69968041920

約数和(自身を除く): 50247635040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 73, 80, 90, 96, 108, 120, 135, 144, 146, 160, 180, 216, 219, 240, 270, 288, 292, 360, 365, 432, 438, 480, 540, 584, 657, 720, 730, 864, 876, 1080, 1095, 1168, 1314, 1440, 1460, 1752, 1971, 2160, 2190, 2336, 2628, 2920, 3285, 3504, 3942, 4320, 4380, 5256, 5840, 6570, 7008, 7884, 8760, 9855, 10512, 11680, 13140, 15768, 17520, 19710, 21024, 26280, 31536, 35040, 39420, 52560, 62533, 63072, 78840, 105120, 125066, 157680, 187599, 250132, 312665, 315360, 375198, 500264, 562797, 625330, 750396, 937995, 1000528, 1125594, 1250660, 1500792, 1688391, 1875990, 2001056, 2251188, 2501320, 2813985, 3001584, 3376782, 3751980, 4502376, 4564909, 5002640, 5627970, 6003168, 6753564, 7503960, 8441955, 9004752, 9129818, 10005280, 11255940, 13507128, 13694727, 15007920, 16883910, 18009504, 18259636, 22511880, 22824545, 27014256, 27389454, 30015840, 33767820, 36519272, 41084181, 45023760, 45649090, 54028512, 54778908, 67535640, 68473635, 73038544, 82168362, 90047520, 91298180, 109557816, 123252543, 135071280, 136947270, 146077088, 164336724, 182596360, 205420905, 219115632, 246505086, 270142560, 273894540, 328673448, 365192720, 410841810, 438231264, 493010172, 547789080, 616262715, 657346896, 730385440, 821683620, 986020344, 1095578160, 1232525430, 1314693792, 1643367240, 1972040688, 2191156320, 2465050860, 3286734480, 3944081376, 4930101720, 6573468960, 9860203440, 19720406880]

約数ペア:

[(1, 19720406880), (2, 9860203440), (3, 6573468960), (4, 4930101720), (5, 3944081376), (6, 3286734480), (8, 2465050860), (9, 2191156320), (10, 1972040688), (12, 1643367240), (15, 1314693792), (16, 1232525430), (18, 1095578160), (20, 986020344), (24, 821683620), (27, 730385440), (30, 657346896), (32, 616262715), (36, 547789080), (40, 493010172), (45, 438231264), (48, 410841810), (54, 365192720), (60, 328673448), (72, 273894540), (73, 270142560), (80, 246505086), (90, 219115632), (96, 205420905), (108, 182596360), (120, 164336724), (135, 146077088), (144, 136947270), (146, 135071280), (160, 123252543), (180, 109557816), (216, 91298180), (219, 90047520), (240, 82168362), (270, 73038544), (288, 68473635), (292, 67535640), (360, 54778908), (365, 54028512), (432, 45649090), (438, 45023760), (480, 41084181), (540, 36519272), (584, 33767820), (657, 30015840), (720, 27389454), (730, 27014256), (864, 22824545), (876, 22511880), (1080, 18259636), (1095, 18009504), (1168, 16883910), (1314, 15007920), (1440, 13694727), (1460, 13507128), (1752, 11255940), (1971, 10005280), (2160, 9129818), (2190, 9004752), (2336, 8441955), (2628, 7503960), (2920, 6753564), (3285, 6003168), (3504, 5627970), (3942, 5002640), (4320, 4564909), (4380, 4502376), (5256, 3751980), (5840, 3376782), (6570, 3001584), (7008, 2813985), (7884, 2501320), (8760, 2251188), (9855, 2001056), (10512, 1875990), (11680, 1688391), (13140, 1500792), (15768, 1250660), (17520, 1125594), (19710, 1000528), (21024, 937995), (26280, 750396), (31536, 625330), (35040, 562797), (39420, 500264), (52560, 375198), (62533, 315360), (63072, 312665), (78840, 250132), (105120, 187599), (125066, 157680)]