7247201920

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{12163}}^1$

素因数の和:12215

約数の個数: 192

約数和(自身を含む): 21216448800

約数和(自身を除く): 13969246880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 112, 128, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 320, 380, 392, 448, 490, 532, 560, 608, 640, 665, 760, 784, 896, 931, 980, 1064, 1120, 1216, 1330, 1520, 1568, 1862, 1960, 2128, 2240, 2432, 2660, 3040, 3136, 3724, 3920, 4256, 4480, 4655, 5320, 6080, 6272, 7448, 7840, 8512, 9310, 10640, 12160, 12163, 14896, 15680, 17024, 18620, 21280, 24326, 29792, 31360, 37240, 42560, 48652, 59584, 60815, 74480, 85120, 85141, 97304, 119168, 121630, 148960, 170282, 194608, 231097, 243260, 297920, 340564, 389216, 425705, 462194, 486520, 595840, 595987, 681128, 778432, 851410, 924388, 973040, 1155485, 1191974, 1362256, 1556864, 1617679, 1702820, 1848776, 1946080, 2310970, 2383948, 2724512, 2979935, 3235358, 3405640, 3697552, 3892160, 4621940, 4767896, 5449024, 5959870, 6470716, 6811280, 7395104, 7784320, 8088395, 9243880, 9535792, 10898048, 11323753, 11919740, 12941432, 13622560, 14790208, 16176790, 18487760, 19071584, 22647506, 23839480, 25882864, 27245120, 29580416, 32353580, 36975520, 38143168, 45295012, 47678960, 51765728, 54490240, 56618765, 64707160, 73951040, 76286336, 90590024, 95357920, 103531456, 113237530, 129414320, 147902080, 181180048, 190715840, 207062912, 226475060, 258828640, 362360096, 381431680, 452950120, 517657280, 724720192, 905900240, 1035314560, 1449440384, 1811800480, 3623600960, 7247201920]

約数ペア:

[(1, 7247201920), (2, 3623600960), (4, 1811800480), (5, 1449440384), (7, 1035314560), (8, 905900240), (10, 724720192), (14, 517657280), (16, 452950120), (19, 381431680), (20, 362360096), (28, 258828640), (32, 226475060), (35, 207062912), (38, 190715840), (40, 181180048), (49, 147902080), (56, 129414320), (64, 113237530), (70, 103531456), (76, 95357920), (80, 90590024), (95, 76286336), (98, 73951040), (112, 64707160), (128, 56618765), (133, 54490240), (140, 51765728), (152, 47678960), (160, 45295012), (190, 38143168), (196, 36975520), (224, 32353580), (245, 29580416), (266, 27245120), (280, 25882864), (304, 23839480), (320, 22647506), (380, 19071584), (392, 18487760), (448, 16176790), (490, 14790208), (532, 13622560), (560, 12941432), (608, 11919740), (640, 11323753), (665, 10898048), (760, 9535792), (784, 9243880), (896, 8088395), (931, 7784320), (980, 7395104), (1064, 6811280), (1120, 6470716), (1216, 5959870), (1330, 5449024), (1520, 4767896), (1568, 4621940), (1862, 3892160), (1960, 3697552), (2128, 3405640), (2240, 3235358), (2432, 2979935), (2660, 2724512), (3040, 2383948), (3136, 2310970), (3724, 1946080), (3920, 1848776), (4256, 1702820), (4480, 1617679), (4655, 1556864), (5320, 1362256), (6080, 1191974), (6272, 1155485), (7448, 973040), (7840, 924388), (8512, 851410), (9310, 778432), (10640, 681128), (12160, 595987), (12163, 595840), (14896, 486520), (15680, 462194), (17024, 425705), (18620, 389216), (21280, 340564), (24326, 297920), (29792, 243260), (31360, 231097), (37240, 194608), (42560, 170282), (48652, 148960), (59584, 121630), (60815, 119168), (74480, 97304), (85120, 85141)]