20366982450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{419}}^1\times {\mathrm{991}}^1$

素因数の和:1537

約数の個数: 144

約数和(自身を含む): 55408953600

約数和(自身を除く): 35041971150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 109, 150, 218, 225, 327, 419, 450, 545, 654, 838, 981, 991, 1090, 1257, 1635, 1962, 1982, 2095, 2514, 2725, 2973, 3270, 3771, 4190, 4905, 4955, 5450, 5946, 6285, 7542, 8175, 8919, 9810, 9910, 10475, 12570, 14865, 16350, 17838, 18855, 20950, 24525, 24775, 29730, 31425, 37710, 44595, 45671, 49050, 49550, 62850, 74325, 89190, 91342, 94275, 108019, 137013, 148650, 188550, 216038, 222975, 228355, 274026, 324057, 411039, 415229, 445950, 456710, 540095, 648114, 685065, 822078, 830458, 972171, 1080190, 1141775, 1245687, 1370130, 1620285, 1944342, 2055195, 2076145, 2283550, 2491374, 2700475, 3240570, 3425325, 3737061, 4110390, 4152290, 4860855, 5400950, 6228435, 6850650, 7474122, 8101425, 9721710, 10275975, 10380725, 12456870, 16202850, 18685305, 20551950, 20761450, 24304275, 31142175, 37370610, 45259961, 48608550, 62284350, 90519922, 93426525, 135779883, 186853050, 226299805, 271559766, 407339649, 452599610, 678899415, 814679298, 1131499025, 1357798830, 2036698245, 2262998050, 3394497075, 4073396490, 6788994150, 10183491225, 20366982450]

約数ペア:

[(1, 20366982450), (2, 10183491225), (3, 6788994150), (5, 4073396490), (6, 3394497075), (9, 2262998050), (10, 2036698245), (15, 1357798830), (18, 1131499025), (25, 814679298), (30, 678899415), (45, 452599610), (50, 407339649), (75, 271559766), (90, 226299805), (109, 186853050), (150, 135779883), (218, 93426525), (225, 90519922), (327, 62284350), (419, 48608550), (450, 45259961), (545, 37370610), (654, 31142175), (838, 24304275), (981, 20761450), (991, 20551950), (1090, 18685305), (1257, 16202850), (1635, 12456870), (1962, 10380725), (1982, 10275975), (2095, 9721710), (2514, 8101425), (2725, 7474122), (2973, 6850650), (3270, 6228435), (3771, 5400950), (4190, 4860855), (4905, 4152290), (4955, 4110390), (5450, 3737061), (5946, 3425325), (6285, 3240570), (7542, 2700475), (8175, 2491374), (8919, 2283550), (9810, 2076145), (9910, 2055195), (10475, 1944342), (12570, 1620285), (14865, 1370130), (16350, 1245687), (17838, 1141775), (18855, 1080190), (20950, 972171), (24525, 830458), (24775, 822078), (29730, 685065), (31425, 648114), (37710, 540095), (44595, 456710), (45671, 445950), (49050, 415229), (49550, 411039), (62850, 324057), (74325, 274026), (89190, 228355), (91342, 222975), (94275, 216038), (108019, 188550), (137013, 148650)]