21305385960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{25031}}^1$

素因数の和:25259

約数の個数: 128

約数和(自身を含む): 65856188160

約数和(自身を除く): 44550802200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 173, 205, 246, 328, 346, 410, 492, 519, 615, 692, 820, 865, 984, 1038, 1230, 1384, 1640, 1730, 2076, 2460, 2595, 3460, 4152, 4920, 5190, 6920, 7093, 10380, 14186, 20760, 21279, 25031, 28372, 35465, 42558, 50062, 56744, 70930, 75093, 85116, 100124, 106395, 125155, 141860, 150186, 170232, 200248, 212790, 250310, 283720, 300372, 375465, 425580, 500620, 600744, 750930, 851160, 1001240, 1026271, 1501860, 2052542, 3003720, 3078813, 4105084, 4330363, 5131355, 6157626, 8210168, 8660726, 10262710, 12315252, 12991089, 15394065, 17321452, 20525420, 21651815, 24630504, 25982178, 30788130, 34642904, 41050840, 43303630, 51964356, 61576260, 64955445, 86607260, 103928712, 123152520, 129910890, 173214520, 177544883, 259821780, 355089766, 519643560, 532634649, 710179532, 887724415, 1065269298, 1420359064, 1775448830, 2130538596, 2663173245, 3550897660, 4261077192, 5326346490, 7101795320, 10652692980, 21305385960]

約数ペア:

[(1, 21305385960), (2, 10652692980), (3, 7101795320), (4, 5326346490), (5, 4261077192), (6, 3550897660), (8, 2663173245), (10, 2130538596), (12, 1775448830), (15, 1420359064), (20, 1065269298), (24, 887724415), (30, 710179532), (40, 532634649), (41, 519643560), (60, 355089766), (82, 259821780), (120, 177544883), (123, 173214520), (164, 129910890), (173, 123152520), (205, 103928712), (246, 86607260), (328, 64955445), (346, 61576260), (410, 51964356), (492, 43303630), (519, 41050840), (615, 34642904), (692, 30788130), (820, 25982178), (865, 24630504), (984, 21651815), (1038, 20525420), (1230, 17321452), (1384, 15394065), (1640, 12991089), (1730, 12315252), (2076, 10262710), (2460, 8660726), (2595, 8210168), (3460, 6157626), (4152, 5131355), (4920, 4330363), (5190, 4105084), (6920, 3078813), (7093, 3003720), (10380, 2052542), (14186, 1501860), (20760, 1026271), (21279, 1001240), (25031, 851160), (28372, 750930), (35465, 600744), (42558, 500620), (50062, 425580), (56744, 375465), (70930, 300372), (75093, 283720), (85116, 250310), (100124, 212790), (106395, 200248), (125155, 170232), (141860, 150186)]