1628892800

素因数分解:

$2^7\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:483

約数の個数: 192

約数和(自身を含む): 4305379200

約数和(自身を除く): 2676486400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 73, 76, 80, 95, 100, 128, 146, 152, 160, 190, 200, 292, 304, 320, 365, 367, 380, 400, 475, 584, 608, 640, 730, 734, 760, 800, 950, 1168, 1216, 1387, 1460, 1468, 1520, 1600, 1825, 1835, 1900, 2336, 2432, 2774, 2920, 2936, 3040, 3200, 3650, 3670, 3800, 4672, 5548, 5840, 5872, 6080, 6935, 6973, 7300, 7340, 7600, 9175, 9344, 11096, 11680, 11744, 12160, 13870, 13946, 14600, 14680, 15200, 18350, 22192, 23360, 23488, 26791, 27740, 27892, 29200, 29360, 30400, 34675, 34865, 36700, 44384, 46720, 46976, 53582, 55480, 55784, 58400, 58720, 60800, 69350, 69730, 73400, 88768, 107164, 110960, 111568, 116800, 117440, 133955, 138700, 139460, 146800, 174325, 177536, 214328, 221920, 223136, 233600, 234880, 267910, 277400, 278920, 293600, 348650, 428656, 443840, 446272, 509029, 535820, 554800, 557840, 587200, 669775, 697300, 857312, 887680, 892544, 1018058, 1071640, 1109600, 1115680, 1174400, 1339550, 1394600, 1714624, 2036116, 2143280, 2219200, 2231360, 2545145, 2679100, 2789200, 3429248, 4072232, 4286560, 4438400, 4462720, 5090290, 5358200, 5578400, 8144464, 8573120, 10180580, 10716400, 11156800, 12725725, 16288928, 17146240, 20361160, 21432800, 22313600, 25451450, 32577856, 40722320, 42865600, 50902900, 65155712, 81444640, 85731200, 101805800, 162889280, 203611600, 325778560, 407223200, 814446400, 1628892800]

約数ペア:

[(1, 1628892800), (2, 814446400), (4, 407223200), (5, 325778560), (8, 203611600), (10, 162889280), (16, 101805800), (19, 85731200), (20, 81444640), (25, 65155712), (32, 50902900), (38, 42865600), (40, 40722320), (50, 32577856), (64, 25451450), (73, 22313600), (76, 21432800), (80, 20361160), (95, 17146240), (100, 16288928), (128, 12725725), (146, 11156800), (152, 10716400), (160, 10180580), (190, 8573120), (200, 8144464), (292, 5578400), (304, 5358200), (320, 5090290), (365, 4462720), (367, 4438400), (380, 4286560), (400, 4072232), (475, 3429248), (584, 2789200), (608, 2679100), (640, 2545145), (730, 2231360), (734, 2219200), (760, 2143280), (800, 2036116), (950, 1714624), (1168, 1394600), (1216, 1339550), (1387, 1174400), (1460, 1115680), (1468, 1109600), (1520, 1071640), (1600, 1018058), (1825, 892544), (1835, 887680), (1900, 857312), (2336, 697300), (2432, 669775), (2774, 587200), (2920, 557840), (2936, 554800), (3040, 535820), (3200, 509029), (3650, 446272), (3670, 443840), (3800, 428656), (4672, 348650), (5548, 293600), (5840, 278920), (5872, 277400), (6080, 267910), (6935, 234880), (6973, 233600), (7300, 223136), (7340, 221920), (7600, 214328), (9175, 177536), (9344, 174325), (11096, 146800), (11680, 139460), (11744, 138700), (12160, 133955), (13870, 117440), (13946, 116800), (14600, 111568), (14680, 110960), (15200, 107164), (18350, 88768), (22192, 73400), (23360, 69730), (23488, 69350), (26791, 60800), (27740, 58720), (27892, 58400), (29200, 55784), (29360, 55480), (30400, 53582), (34675, 46976), (34865, 46720), (36700, 44384)]