123278220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1033}}^1$

素因数の和:1081

約数の個数: 192

約数和(自身を含む): 437754240

約数和(自身を除く): 314476020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 30, 34, 36, 39, 45, 51, 52, 54, 60, 65, 68, 78, 85, 90, 102, 108, 117, 130, 135, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 270, 306, 340, 351, 390, 442, 459, 468, 510, 540, 585, 612, 663, 702, 765, 780, 884, 918, 1020, 1033, 1105, 1170, 1326, 1404, 1530, 1755, 1836, 1989, 2066, 2210, 2295, 2340, 2652, 3060, 3099, 3315, 3510, 3978, 4132, 4420, 4590, 5165, 5967, 6198, 6630, 7020, 7956, 9180, 9297, 9945, 10330, 11934, 12396, 13260, 13429, 15495, 17561, 18594, 19890, 20660, 23868, 26858, 27891, 29835, 30990, 35122, 37188, 39780, 40287, 46485, 52683, 53716, 55782, 59670, 61980, 67145, 70244, 80574, 87805, 92970, 105366, 111564, 119340, 120861, 134290, 139455, 158049, 161148, 175610, 185940, 201435, 210732, 228293, 241722, 263415, 268580, 278910, 316098, 351220, 362583, 402870, 456586, 474147, 483444, 526830, 557820, 604305, 632196, 684879, 725166, 790245, 805740, 913172, 948294, 1053660, 1141465, 1208610, 1369758, 1450332, 1580490, 1812915, 1896588, 2054637, 2282930, 2370735, 2417220, 2739516, 3160980, 3424395, 3625830, 4109274, 4565860, 4741470, 6163911, 6848790, 7251660, 8218548, 9482940, 10273185, 12327822, 13697580, 20546370, 24655644, 30819555, 41092740, 61639110, 123278220]

約数ペア:

[(1, 123278220), (2, 61639110), (3, 41092740), (4, 30819555), (5, 24655644), (6, 20546370), (9, 13697580), (10, 12327822), (12, 10273185), (13, 9482940), (15, 8218548), (17, 7251660), (18, 6848790), (20, 6163911), (26, 4741470), (27, 4565860), (30, 4109274), (34, 3625830), (36, 3424395), (39, 3160980), (45, 2739516), (51, 2417220), (52, 2370735), (54, 2282930), (60, 2054637), (65, 1896588), (68, 1812915), (78, 1580490), (85, 1450332), (90, 1369758), (102, 1208610), (108, 1141465), (117, 1053660), (130, 948294), (135, 913172), (153, 805740), (156, 790245), (170, 725166), (180, 684879), (195, 632196), (204, 604305), (221, 557820), (234, 526830), (255, 483444), (260, 474147), (270, 456586), (306, 402870), (340, 362583), (351, 351220), (390, 316098), (442, 278910), (459, 268580), (468, 263415), (510, 241722), (540, 228293), (585, 210732), (612, 201435), (663, 185940), (702, 175610), (765, 161148), (780, 158049), (884, 139455), (918, 134290), (1020, 120861), (1033, 119340), (1105, 111564), (1170, 105366), (1326, 92970), (1404, 87805), (1530, 80574), (1755, 70244), (1836, 67145), (1989, 61980), (2066, 59670), (2210, 55782), (2295, 53716), (2340, 52683), (2652, 46485), (3060, 40287), (3099, 39780), (3315, 37188), (3510, 35122), (3978, 30990), (4132, 29835), (4420, 27891), (4590, 26858), (5165, 23868), (5967, 20660), (6198, 19890), (6630, 18594), (7020, 17561), (7956, 15495), (9180, 13429), (9297, 13260), (9945, 12396), (10330, 11934)]