51857820

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1$

素因数の和:314

約数の個数: 240

約数和(自身を含む): 197588160

約数和(自身を除く): 145730340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 51, 54, 60, 63, 68, 70, 81, 84, 85, 90, 102, 105, 108, 119, 126, 135, 140, 153, 162, 170, 180, 189, 204, 210, 238, 252, 255, 269, 270, 306, 315, 324, 340, 357, 378, 405, 420, 459, 476, 510, 538, 540, 567, 595, 612, 630, 714, 756, 765, 807, 810, 918, 945, 1020, 1071, 1076, 1134, 1190, 1260, 1345, 1377, 1428, 1530, 1614, 1620, 1785, 1836, 1883, 1890, 2142, 2268, 2295, 2380, 2421, 2690, 2754, 2835, 3060, 3213, 3228, 3570, 3766, 3780, 4035, 4284, 4573, 4590, 4842, 5355, 5380, 5508, 5649, 5670, 6426, 6885, 7140, 7263, 7532, 8070, 9146, 9180, 9415, 9639, 9684, 10710, 11298, 11340, 12105, 12852, 13719, 13770, 14526, 16065, 16140, 16947, 18292, 18830, 19278, 21420, 21789, 22596, 22865, 24210, 27438, 27540, 28245, 29052, 32011, 32130, 33894, 36315, 37660, 38556, 41157, 43578, 45730, 48195, 48420, 50841, 54876, 56490, 64022, 64260, 67788, 68595, 72630, 82314, 84735, 87156, 91460, 96033, 96390, 101682, 108945, 112980, 123471, 128044, 137190, 145260, 152523, 160055, 164628, 169470, 192066, 192780, 203364, 205785, 217890, 246942, 254205, 274380, 288099, 305046, 320110, 338940, 370413, 384132, 411570, 435780, 480165, 493884, 508410, 576198, 610092, 617355, 640220, 740826, 762615, 823140, 864297, 960330, 1016820, 1152396, 1234710, 1440495, 1481652, 1525230, 1728594, 1852065, 1920660, 2469420, 2592891, 2880990, 3050460, 3457188, 3704130, 4321485, 5185782, 5761980, 7408260, 8642970, 10371564, 12964455, 17285940, 25928910, 51857820]

約数ペア:

[(1, 51857820), (2, 25928910), (3, 17285940), (4, 12964455), (5, 10371564), (6, 8642970), (7, 7408260), (9, 5761980), (10, 5185782), (12, 4321485), (14, 3704130), (15, 3457188), (17, 3050460), (18, 2880990), (20, 2592891), (21, 2469420), (27, 1920660), (28, 1852065), (30, 1728594), (34, 1525230), (35, 1481652), (36, 1440495), (42, 1234710), (45, 1152396), (51, 1016820), (54, 960330), (60, 864297), (63, 823140), (68, 762615), (70, 740826), (81, 640220), (84, 617355), (85, 610092), (90, 576198), (102, 508410), (105, 493884), (108, 480165), (119, 435780), (126, 411570), (135, 384132), (140, 370413), (153, 338940), (162, 320110), (170, 305046), (180, 288099), (189, 274380), (204, 254205), (210, 246942), (238, 217890), (252, 205785), (255, 203364), (269, 192780), (270, 192066), (306, 169470), (315, 164628), (324, 160055), (340, 152523), (357, 145260), (378, 137190), (405, 128044), (420, 123471), (459, 112980), (476, 108945), (510, 101682), (538, 96390), (540, 96033), (567, 91460), (595, 87156), (612, 84735), (630, 82314), (714, 72630), (756, 68595), (765, 67788), (807, 64260), (810, 64022), (918, 56490), (945, 54876), (1020, 50841), (1071, 48420), (1076, 48195), (1134, 45730), (1190, 43578), (1260, 41157), (1345, 38556), (1377, 37660), (1428, 36315), (1530, 33894), (1614, 32130), (1620, 32011), (1785, 29052), (1836, 28245), (1883, 27540), (1890, 27438), (2142, 24210), (2268, 22865), (2295, 22596), (2380, 21789), (2421, 21420), (2690, 19278), (2754, 18830), (2835, 18292), (3060, 16947), (3213, 16140), (3228, 16065), (3570, 14526), (3766, 13770), (3780, 13719), (4035, 12852), (4284, 12105), (4573, 11340), (4590, 11298), (4842, 10710), (5355, 9684), (5380, 9639), (5508, 9415), (5649, 9180), (5670, 9146), (6426, 8070), (6885, 7532), (7140, 7263)]