19629458800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{157}}^1\times {\mathrm{6379}}^1$

素因数の和:6568

約数の個数: 180

約数和(自身を含む): 55217407080

約数和(自身を除く): 35587948280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 157, 175, 196, 200, 245, 280, 314, 350, 392, 400, 490, 560, 628, 700, 784, 785, 980, 1099, 1225, 1256, 1400, 1570, 1960, 2198, 2450, 2512, 2800, 3140, 3920, 3925, 4396, 4900, 5495, 6280, 6379, 7693, 7850, 8792, 9800, 10990, 12560, 12758, 15386, 15700, 17584, 19600, 21980, 25516, 27475, 30772, 31400, 31895, 38465, 43960, 44653, 51032, 54950, 61544, 62800, 63790, 76930, 87920, 89306, 102064, 109900, 123088, 127580, 153860, 159475, 178612, 192325, 219800, 223265, 255160, 307720, 312571, 318950, 357224, 384650, 439600, 446530, 510320, 615440, 625142, 637900, 714448, 769300, 893060, 1001503, 1116325, 1250284, 1275800, 1538600, 1562855, 1786120, 2003006, 2232650, 2500568, 2551600, 3077200, 3125710, 3572240, 4006012, 4465300, 5001136, 5007515, 6251420, 7010521, 7814275, 8012024, 8930600, 10015030, 12502840, 14021042, 15628550, 16024048, 17861200, 20030060, 25005680, 25037575, 28042084, 31257100, 35052605, 40060120, 49073647, 50075150, 56084168, 62514200, 70105210, 80120240, 98147294, 100150300, 112168336, 125028400, 140210420, 175263025, 196294588, 200300600, 245368235, 280420840, 350526050, 392589176, 400601200, 490736470, 560841680, 701052100, 785178352, 981472940, 1226841175, 1402104200, 1962945880, 2453682350, 2804208400, 3925891760, 4907364700, 9814729400, 19629458800]

約数ペア:

[(1, 19629458800), (2, 9814729400), (4, 4907364700), (5, 3925891760), (7, 2804208400), (8, 2453682350), (10, 1962945880), (14, 1402104200), (16, 1226841175), (20, 981472940), (25, 785178352), (28, 701052100), (35, 560841680), (40, 490736470), (49, 400601200), (50, 392589176), (56, 350526050), (70, 280420840), (80, 245368235), (98, 200300600), (100, 196294588), (112, 175263025), (140, 140210420), (157, 125028400), (175, 112168336), (196, 100150300), (200, 98147294), (245, 80120240), (280, 70105210), (314, 62514200), (350, 56084168), (392, 50075150), (400, 49073647), (490, 40060120), (560, 35052605), (628, 31257100), (700, 28042084), (784, 25037575), (785, 25005680), (980, 20030060), (1099, 17861200), (1225, 16024048), (1256, 15628550), (1400, 14021042), (1570, 12502840), (1960, 10015030), (2198, 8930600), (2450, 8012024), (2512, 7814275), (2800, 7010521), (3140, 6251420), (3920, 5007515), (3925, 5001136), (4396, 4465300), (4900, 4006012), (5495, 3572240), (6280, 3125710), (6379, 3077200), (7693, 2551600), (7850, 2500568), (8792, 2232650), (9800, 2003006), (10990, 1786120), (12560, 1562855), (12758, 1538600), (15386, 1275800), (15700, 1250284), (17584, 1116325), (19600, 1001503), (21980, 893060), (25516, 769300), (27475, 714448), (30772, 637900), (31400, 625142), (31895, 615440), (38465, 510320), (43960, 446530), (44653, 439600), (51032, 384650), (54950, 357224), (61544, 318950), (62800, 312571), (63790, 307720), (76930, 255160), (87920, 223265), (89306, 219800), (102064, 192325), (109900, 178612), (123088, 159475), (127580, 153860)]