1949977600

素因数分解:

$2^{10}\times 5^2\times {\mathrm{19}}^2\times {\mathrm{211}}^1$

素因数の和:279

約数の個数: 198

約数和(自身を含む): 5125548804

約数和(自身を除く): 3175571204

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 128, 152, 160, 190, 200, 211, 256, 304, 320, 361, 380, 400, 422, 475, 512, 608, 640, 722, 760, 800, 844, 950, 1024, 1055, 1216, 1280, 1444, 1520, 1600, 1688, 1805, 1900, 2110, 2432, 2560, 2888, 3040, 3200, 3376, 3610, 3800, 4009, 4220, 4864, 5120, 5275, 5776, 6080, 6400, 6752, 7220, 7600, 8018, 8440, 9025, 9728, 10550, 11552, 12160, 12800, 13504, 14440, 15200, 16036, 16880, 18050, 19456, 20045, 21100, 23104, 24320, 25600, 27008, 28880, 30400, 32072, 33760, 36100, 40090, 42200, 46208, 48640, 54016, 57760, 60800, 64144, 67520, 72200, 76171, 80180, 84400, 92416, 97280, 100225, 108032, 115520, 121600, 128288, 135040, 144400, 152342, 160360, 168800, 184832, 200450, 216064, 231040, 243200, 256576, 270080, 288800, 304684, 320720, 337600, 369664, 380855, 400900, 462080, 486400, 513152, 540160, 577600, 609368, 641440, 675200, 761710, 801800, 924160, 1026304, 1080320, 1155200, 1218736, 1282880, 1350400, 1523420, 1603600, 1848320, 1904275, 2052608, 2310400, 2437472, 2565760, 2700800, 3046840, 3207200, 3808550, 4105216, 4620800, 4874944, 5131520, 5401600, 6093680, 6414400, 7617100, 9241600, 9749888, 10263040, 12187360, 12828800, 15234200, 19499776, 20526080, 24374720, 25657600, 30468400, 38999552, 48749440, 51315200, 60936800, 77999104, 97498880, 102630400, 121873600, 194997760, 243747200, 389995520, 487494400, 974988800, 1949977600]

約数ペア:

[(1, 1949977600), (2, 974988800), (4, 487494400), (5, 389995520), (8, 243747200), (10, 194997760), (16, 121873600), (19, 102630400), (20, 97498880), (25, 77999104), (32, 60936800), (38, 51315200), (40, 48749440), (50, 38999552), (64, 30468400), (76, 25657600), (80, 24374720), (95, 20526080), (100, 19499776), (128, 15234200), (152, 12828800), (160, 12187360), (190, 10263040), (200, 9749888), (211, 9241600), (256, 7617100), (304, 6414400), (320, 6093680), (361, 5401600), (380, 5131520), (400, 4874944), (422, 4620800), (475, 4105216), (512, 3808550), (608, 3207200), (640, 3046840), (722, 2700800), (760, 2565760), (800, 2437472), (844, 2310400), (950, 2052608), (1024, 1904275), (1055, 1848320), (1216, 1603600), (1280, 1523420), (1444, 1350400), (1520, 1282880), (1600, 1218736), (1688, 1155200), (1805, 1080320), (1900, 1026304), (2110, 924160), (2432, 801800), (2560, 761710), (2888, 675200), (3040, 641440), (3200, 609368), (3376, 577600), (3610, 540160), (3800, 513152), (4009, 486400), (4220, 462080), (4864, 400900), (5120, 380855), (5275, 369664), (5776, 337600), (6080, 320720), (6400, 304684), (6752, 288800), (7220, 270080), (7600, 256576), (8018, 243200), (8440, 231040), (9025, 216064), (9728, 200450), (10550, 184832), (11552, 168800), (12160, 160360), (12800, 152342), (13504, 144400), (14440, 135040), (15200, 128288), (16036, 121600), (16880, 115520), (18050, 108032), (19456, 100225), (20045, 97280), (21100, 92416), (23104, 84400), (24320, 80180), (25600, 76171), (27008, 72200), (28880, 67520), (30400, 64144), (32072, 60800), (33760, 57760), (36100, 54016), (40090, 48640), (42200, 46208)]