254075220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10613}}^1$

素因数の和:10654

約数の個数: 144

約数和(自身を含む): 927239040

約数和(自身を除く): 673163820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 10613, 11970, 21226, 23940, 31839, 42452, 53065, 63678, 74291, 95517, 106130, 127356, 148582, 159195, 191034, 201647, 212260, 222873, 297164, 318390, 371455, 382068, 403294, 445746, 477585, 604941, 636780, 668619, 742910, 806588, 891492, 955170, 1008235, 1114365, 1209882, 1337238, 1411529, 1485820, 1814823, 1910340, 2016470, 2228730, 2419764, 2674476, 2823058, 3024705, 3343095, 3629646, 4032940, 4234587, 4457460, 5646116, 6049410, 6686190, 7057645, 7259292, 8469174, 9074115, 12098820, 12703761, 13372380, 14115290, 16938348, 18148230, 21172935, 25407522, 28230580, 36296460, 42345870, 50815044, 63518805, 84691740, 127037610, 254075220]

約数ペア:

[(1, 254075220), (2, 127037610), (3, 84691740), (4, 63518805), (5, 50815044), (6, 42345870), (7, 36296460), (9, 28230580), (10, 25407522), (12, 21172935), (14, 18148230), (15, 16938348), (18, 14115290), (19, 13372380), (20, 12703761), (21, 12098820), (28, 9074115), (30, 8469174), (35, 7259292), (36, 7057645), (38, 6686190), (42, 6049410), (45, 5646116), (57, 4457460), (60, 4234587), (63, 4032940), (70, 3629646), (76, 3343095), (84, 3024705), (90, 2823058), (95, 2674476), (105, 2419764), (114, 2228730), (126, 2016470), (133, 1910340), (140, 1814823), (171, 1485820), (180, 1411529), (190, 1337238), (210, 1209882), (228, 1114365), (252, 1008235), (266, 955170), (285, 891492), (315, 806588), (342, 742910), (380, 668619), (399, 636780), (420, 604941), (532, 477585), (570, 445746), (630, 403294), (665, 382068), (684, 371455), (798, 318390), (855, 297164), (1140, 222873), (1197, 212260), (1260, 201647), (1330, 191034), (1596, 159195), (1710, 148582), (1995, 127356), (2394, 106130), (2660, 95517), (3420, 74291), (3990, 63678), (4788, 53065), (5985, 42452), (7980, 31839), (10613, 23940), (11970, 21226)]