2777841180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{8161}}^1$

素因数の和:8268

約数の個数: 144

約数和(自身を含む): 8841600768

約数和(自身を除く): 6063759588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 61, 62, 90, 93, 122, 124, 155, 180, 183, 186, 244, 279, 305, 310, 366, 372, 465, 549, 558, 610, 620, 732, 915, 930, 1098, 1116, 1220, 1395, 1830, 1860, 1891, 2196, 2745, 2790, 3660, 3782, 5490, 5580, 5673, 7564, 8161, 9455, 10980, 11346, 16322, 17019, 18910, 22692, 24483, 28365, 32644, 34038, 37820, 40805, 48966, 56730, 68076, 73449, 81610, 85095, 97932, 113460, 122415, 146898, 163220, 170190, 244830, 252991, 293796, 340380, 367245, 489660, 497821, 505982, 734490, 758973, 995642, 1011964, 1264955, 1468980, 1493463, 1517946, 1991284, 2276919, 2489105, 2529910, 2986926, 3035892, 3794865, 4480389, 4553838, 4978210, 5059820, 5973852, 7467315, 7589730, 8960778, 9107676, 9956420, 11384595, 14934630, 15179460, 15432451, 17921556, 22401945, 22769190, 29869260, 30864902, 44803890, 45538380, 46297353, 61729804, 77162255, 89607780, 92594706, 138892059, 154324510, 185189412, 231486765, 277784118, 308649020, 462973530, 555568236, 694460295, 925947060, 1388920590, 2777841180]

約数ペア:

[(1, 2777841180), (2, 1388920590), (3, 925947060), (4, 694460295), (5, 555568236), (6, 462973530), (9, 308649020), (10, 277784118), (12, 231486765), (15, 185189412), (18, 154324510), (20, 138892059), (30, 92594706), (31, 89607780), (36, 77162255), (45, 61729804), (60, 46297353), (61, 45538380), (62, 44803890), (90, 30864902), (93, 29869260), (122, 22769190), (124, 22401945), (155, 17921556), (180, 15432451), (183, 15179460), (186, 14934630), (244, 11384595), (279, 9956420), (305, 9107676), (310, 8960778), (366, 7589730), (372, 7467315), (465, 5973852), (549, 5059820), (558, 4978210), (610, 4553838), (620, 4480389), (732, 3794865), (915, 3035892), (930, 2986926), (1098, 2529910), (1116, 2489105), (1220, 2276919), (1395, 1991284), (1830, 1517946), (1860, 1493463), (1891, 1468980), (2196, 1264955), (2745, 1011964), (2790, 995642), (3660, 758973), (3782, 734490), (5490, 505982), (5580, 497821), (5673, 489660), (7564, 367245), (8161, 340380), (9455, 293796), (10980, 252991), (11346, 244830), (16322, 170190), (17019, 163220), (18910, 146898), (22692, 122415), (24483, 113460), (28365, 97932), (32644, 85095), (34038, 81610), (37820, 73449), (40805, 68076), (48966, 56730)]