20123305530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{467}}^1\times {\mathrm{661}}^1$

素因数の和:1232

約数の個数: 128

約数和(自身を含む): 50591713536

約数和(自身を除く): 30468408006

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 53, 82, 106, 123, 159, 205, 246, 265, 318, 410, 467, 530, 615, 661, 795, 934, 1230, 1322, 1401, 1590, 1983, 2173, 2335, 2802, 3305, 3966, 4346, 4670, 6519, 6610, 7005, 9915, 10865, 13038, 14010, 19147, 19830, 21730, 24751, 27101, 32595, 35033, 38294, 49502, 54202, 57441, 65190, 70066, 74253, 81303, 95735, 105099, 114882, 123755, 135505, 148506, 162606, 175165, 191470, 210198, 247510, 271010, 287205, 308687, 350330, 371265, 406515, 525495, 574410, 617374, 742530, 813030, 926061, 1014791, 1050990, 1436353, 1543435, 1852122, 2029582, 2872706, 3044373, 3086870, 4309059, 4630305, 5073955, 6088746, 7181765, 8618118, 9260610, 10147910, 12656167, 14363530, 15221865, 16360411, 21545295, 25312334, 30443730, 32720822, 37968501, 43090590, 49081233, 63280835, 75937002, 81802055, 98162466, 126561670, 163604110, 189842505, 245406165, 379685010, 490812330, 670776851, 1341553702, 2012330553, 3353884255, 4024661106, 6707768510, 10061652765, 20123305530]

約数ペア:

[(1, 20123305530), (2, 10061652765), (3, 6707768510), (5, 4024661106), (6, 3353884255), (10, 2012330553), (15, 1341553702), (30, 670776851), (41, 490812330), (53, 379685010), (82, 245406165), (106, 189842505), (123, 163604110), (159, 126561670), (205, 98162466), (246, 81802055), (265, 75937002), (318, 63280835), (410, 49081233), (467, 43090590), (530, 37968501), (615, 32720822), (661, 30443730), (795, 25312334), (934, 21545295), (1230, 16360411), (1322, 15221865), (1401, 14363530), (1590, 12656167), (1983, 10147910), (2173, 9260610), (2335, 8618118), (2802, 7181765), (3305, 6088746), (3966, 5073955), (4346, 4630305), (4670, 4309059), (6519, 3086870), (6610, 3044373), (7005, 2872706), (9915, 2029582), (10865, 1852122), (13038, 1543435), (14010, 1436353), (19147, 1050990), (19830, 1014791), (21730, 926061), (24751, 813030), (27101, 742530), (32595, 617374), (35033, 574410), (38294, 525495), (49502, 406515), (54202, 371265), (57441, 350330), (65190, 308687), (70066, 287205), (74253, 271010), (81303, 247510), (95735, 210198), (105099, 191470), (114882, 175165), (123755, 162606), (135505, 148506)]