28696208520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{673}}^1\times {\mathrm{2207}}^1$

素因数の和:2924

約数の個数: 256

約数和(自身を含む): 102863831040

約数和(自身を除く): 74167622520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 673, 690, 805, 840, 920, 966, 1288, 1346, 1380, 1610, 1932, 2019, 2207, 2415, 2692, 2760, 3220, 3365, 3864, 4038, 4414, 4711, 4830, 5384, 6440, 6621, 6730, 8076, 8828, 9422, 9660, 10095, 11035, 13242, 13460, 14133, 15449, 15479, 16152, 17656, 18844, 19320, 20190, 22070, 23555, 26484, 26920, 28266, 30898, 30958, 33105, 37688, 40380, 44140, 46347, 46437, 47110, 50761, 52968, 56532, 61796, 61916, 66210, 70665, 77245, 77395, 80760, 88280, 92694, 92874, 94220, 101522, 108353, 113064, 123592, 123832, 132420, 141330, 152283, 154490, 154790, 185388, 185748, 188440, 203044, 216706, 231735, 232185, 253805, 264840, 282660, 304566, 308980, 309580, 325059, 355327, 370776, 371496, 406088, 433412, 463470, 464370, 507610, 541765, 565320, 609132, 617960, 619160, 650118, 710654, 761415, 866824, 926940, 928740, 1015220, 1065981, 1083530, 1218264, 1300236, 1421308, 1485311, 1522830, 1625295, 1776635, 1853880, 1857480, 2030440, 2131962, 2167060, 2600472, 2842616, 2970622, 3045660, 3250590, 3553270, 4263924, 4334120, 4455933, 5329905, 5941244, 6091320, 6501180, 7106540, 7426555, 8527848, 8911866, 10397177, 10659810, 11882488, 13002360, 14213080, 14853110, 17823732, 20794354, 21319620, 22279665, 29706220, 31191531, 34162153, 35647464, 41588708, 42639240, 44559330, 51985885, 59412440, 62383062, 68324306, 83177416, 89118660, 102486459, 103971770, 124766124, 136648612, 155957655, 170810765, 178237320, 204972918, 207943540, 239135071, 249532248, 273297224, 311915310, 341621530, 409945836, 415887080, 478270142, 512432295, 623830620, 683243060, 717405213, 819891672, 956540284, 1024864590, 1195675355, 1247661240, 1366486120, 1434810426, 1913080568, 2049729180, 2391350710, 2869620852, 3587026065, 4099458360, 4782701420, 5739241704, 7174052130, 9565402840, 14348104260, 28696208520]

約数ペア:

[(1, 28696208520), (2, 14348104260), (3, 9565402840), (4, 7174052130), (5, 5739241704), (6, 4782701420), (7, 4099458360), (8, 3587026065), (10, 2869620852), (12, 2391350710), (14, 2049729180), (15, 1913080568), (20, 1434810426), (21, 1366486120), (23, 1247661240), (24, 1195675355), (28, 1024864590), (30, 956540284), (35, 819891672), (40, 717405213), (42, 683243060), (46, 623830620), (56, 512432295), (60, 478270142), (69, 415887080), (70, 409945836), (84, 341621530), (92, 311915310), (105, 273297224), (115, 249532248), (120, 239135071), (138, 207943540), (140, 204972918), (161, 178237320), (168, 170810765), (184, 155957655), (210, 136648612), (230, 124766124), (276, 103971770), (280, 102486459), (322, 89118660), (345, 83177416), (420, 68324306), (460, 62383062), (483, 59412440), (552, 51985885), (644, 44559330), (673, 42639240), (690, 41588708), (805, 35647464), (840, 34162153), (920, 31191531), (966, 29706220), (1288, 22279665), (1346, 21319620), (1380, 20794354), (1610, 17823732), (1932, 14853110), (2019, 14213080), (2207, 13002360), (2415, 11882488), (2692, 10659810), (2760, 10397177), (3220, 8911866), (3365, 8527848), (3864, 7426555), (4038, 7106540), (4414, 6501180), (4711, 6091320), (4830, 5941244), (5384, 5329905), (6440, 4455933), (6621, 4334120), (6730, 4263924), (8076, 3553270), (8828, 3250590), (9422, 3045660), (9660, 2970622), (10095, 2842616), (11035, 2600472), (13242, 2167060), (13460, 2131962), (14133, 2030440), (15449, 1857480), (15479, 1853880), (16152, 1776635), (17656, 1625295), (18844, 1522830), (19320, 1485311), (20190, 1421308), (22070, 1300236), (23555, 1218264), (26484, 1083530), (26920, 1065981), (28266, 1015220), (30898, 928740), (30958, 926940), (33105, 866824), (37688, 761415), (40380, 710654), (44140, 650118), (46347, 619160), (46437, 617960), (47110, 609132), (50761, 565320), (52968, 541765), (56532, 507610), (61796, 464370), (61916, 463470), (66210, 433412), (70665, 406088), (77245, 371496), (77395, 370776), (80760, 355327), (88280, 325059), (92694, 309580), (92874, 308980), (94220, 304566), (101522, 282660), (108353, 264840), (113064, 253805), (123592, 232185), (123832, 231735), (132420, 216706), (141330, 203044), (152283, 188440), (154490, 185748), (154790, 185388)]